diff --git a/wireless/ieee802154/libradio/ieee802154_energydetect.c b/wireless/ieee802154/libradio/ieee802154_energydetect.c
index 7af672431..9a8f0b5d9 100644
--- a/wireless/ieee802154/libradio/ieee802154_energydetect.c
+++ b/wireless/ieee802154/libradio/ieee802154_energydetect.c
@@ -61,10 +61,11 @@ int ieee802154_energydetect(int fd, FAR bool *energy)
   ret = ioctl(fd, PHY802154IOC_ENERGYDETECT, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_ENERGYDETECT failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_ENERGYDETECT failed: %d\n", ret);
+      return ret;
     }
 
   *energy = arg.energy;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getcca.c b/wireless/ieee802154/libradio/ieee802154_getcca.c
index 260470f5e..ca9f1e77b 100644
--- a/wireless/ieee802154/libradio/ieee802154_getcca.c
+++ b/wireless/ieee802154/libradio/ieee802154_getcca.c
@@ -44,6 +44,7 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
@@ -62,9 +63,11 @@ int ieee802154_getcca(int fd, FAR struct ieee802154_cca_s *cca)
   ret = ioctl(fd, PHY802154IOC_GET_CCA, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_GET_CCA failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_CCA failed\n", ret);
+      return ret;
     }
 
   memcpy(cca, &arg.cca, sizeof(struct ieee802154_cca_s));
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getchan.c b/wireless/ieee802154/libradio/ieee802154_getchan.c
index 94641b8b9..2d367dc4b 100644
--- a/wireless/ieee802154/libradio/ieee802154_getchan.c
+++ b/wireless/ieee802154/libradio/ieee802154_getchan.c
@@ -39,12 +39,15 @@
  ****************************************************************************/
 
 #include <nuttx/config.h>
+
+#include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
-#include <sys/ioctl.h>
-#include <nuttx/fs/ioctl.h>
+#include <errno.h>
 
+#include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
+
 #include "wireless/ieee802154.h"
 
 /****************************************************************************
@@ -59,10 +62,11 @@ int ieee802154_getchan(int fd, FAR uint8_t *chan)
   ret = ioctl(fd, PHY802154IOC_GET_CHAN, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_GET_CHAN failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_CHAN failed: %d\n", ret);
       return ret;
     }
 
   *chan = arg.channel;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getdevmode.c b/wireless/ieee802154/libradio/ieee802154_getdevmode.c
index b82feec5e..d02f89959 100644
--- a/wireless/ieee802154/libradio/ieee802154_getdevmode.c
+++ b/wireless/ieee802154/libradio/ieee802154_getdevmode.c
@@ -61,10 +61,11 @@ int ieee802154_getdevmode(int fd, FAR uint8_t *devmode)
   ret = ioctl(fd, PHY802154IOC_GET_DEVMODE, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_DEVMODE failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_DEVMODE failed: %d\n", ret);
+      return ret;
     }
 
   *devmode = arg.devmode;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_geteaddr.c b/wireless/ieee802154/libradio/ieee802154_geteaddr.c
index 589b80e29..7cf824b3d 100644
--- a/wireless/ieee802154/libradio/ieee802154_geteaddr.c
+++ b/wireless/ieee802154/libradio/ieee802154_geteaddr.c
@@ -62,10 +62,11 @@ int ieee802154_geteaddr(int fd, FAR uint8_t *eaddr)
   ret = ioctl(fd, PHY802154IOC_GET_EADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_EADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_EADDR failed: %d\n", ret);
+      return ret;
     }
 
   memcpy(eaddr, arg.eaddr, EADDR_SIZE);
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getpanid.c b/wireless/ieee802154/libradio/ieee802154_getpanid.c
index 7a5991d75..c9efdb5c8 100644
--- a/wireless/ieee802154/libradio/ieee802154_getpanid.c
+++ b/wireless/ieee802154/libradio/ieee802154_getpanid.c
@@ -61,10 +61,11 @@ int ieee802154_getpanid(int fd, FAR uint16_t *panid)
   ret = ioctl(fd, PHY802154IOC_GET_PANID, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_PANID failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_PANID failed: %d\n", ret);
+      return ret;
     }
 
   *panid = arg.panid;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getpromisc.c b/wireless/ieee802154/libradio/ieee802154_getpromisc.c
index 3a0b8c614..dbdc2a382 100644
--- a/wireless/ieee802154/libradio/ieee802154_getpromisc.c
+++ b/wireless/ieee802154/libradio/ieee802154_getpromisc.c
@@ -61,10 +61,11 @@ int ieee802154_getpromisc(int fd, FAR bool *promisc)
   ret = ioctl(fd, PHY802154IOC_GET_PROMISC, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_PROMISC failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_PROMISC failed: %d\n", ret);
+      return ret;
     }
 
   *promisc = arg.promisc;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_getsaddr.c b/wireless/ieee802154/libradio/ieee802154_getsaddr.c
index 90d58c7bf..d82b59d4e 100644
--- a/wireless/ieee802154/libradio/ieee802154_getsaddr.c
+++ b/wireless/ieee802154/libradio/ieee802154_getsaddr.c
@@ -61,10 +61,11 @@ int ieee802154_getsaddr(int fd, FAR uint16_t *saddr)
   ret = ioctl(fd, PHY802154IOC_GET_SADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_SADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_SADDR failed: %d\n", ret);
+      return ret;
     }
 
   *saddr = arg.saddr;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_gettxpwr.c b/wireless/ieee802154/libradio/ieee802154_gettxpwr.c
index 12ff275fd..5717e4ef3 100644
--- a/wireless/ieee802154/libradio/ieee802154_gettxpwr.c
+++ b/wireless/ieee802154/libradio/ieee802154_gettxpwr.c
@@ -61,10 +61,11 @@ int ieee802154_gettxpwr(int fd, FAR int32_t *txpwr)
   ret = ioctl(fd, PHY802154IOC_GET_TXPWR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_TXPWR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_TXPWR failed: %d\n", ret);
+      return ret;
     }
 
   *txpwr = arg.txpwr;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/ieee802154_setcca.c b/wireless/ieee802154/libradio/ieee802154_setcca.c
index a916473c0..2b9da93f5 100644
--- a/wireless/ieee802154/libradio/ieee802154_setcca.c
+++ b/wireless/ieee802154/libradio/ieee802154_setcca.c
@@ -44,6 +44,7 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 
@@ -64,7 +65,8 @@ int ieee802154_setcca(int fd, FAR struct ieee802154_cca_s *cca)
   ret = ioctl(fd, PHY802154IOC_SET_CCA, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_CCA failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_CCA failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_setchan.c b/wireless/ieee802154/libradio/ieee802154_setchan.c
index ea47c2e14..c5b47017f 100644
--- a/wireless/ieee802154/libradio/ieee802154_setchan.c
+++ b/wireless/ieee802154/libradio/ieee802154_setchan.c
@@ -39,11 +39,15 @@
  ****************************************************************************/
 
 #include <nuttx/config.h>
+
+#include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
-#include <sys/ioctl.h>
+#include <errno.h>
+
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
+
 #include "wireless/ieee802154.h"
 
 /****************************************************************************
@@ -60,7 +64,8 @@ int ieee802154_setchan(int fd, uint8_t chan)
   ret = ioctl(fd, PHY802154IOC_SET_CHAN, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_CHAN failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_CHAN failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_setdevmode.c b/wireless/ieee802154/libradio/ieee802154_setdevmode.c
index 3f9f4d076..59d3851dd 100644
--- a/wireless/ieee802154/libradio/ieee802154_setdevmode.c
+++ b/wireless/ieee802154/libradio/ieee802154_setdevmode.c
@@ -43,6 +43,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
@@ -63,7 +64,8 @@ int ieee802154_setdevmode(int fd, uint8_t devmode)
   ret = ioctl(fd, PHY802154IOC_SET_DEVMODE, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_DEVMODE failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_DEVMODE failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_seteaddr.c b/wireless/ieee802154/libradio/ieee802154_seteaddr.c
index 297ebccfa..a5dbcdc48 100644
--- a/wireless/ieee802154/libradio/ieee802154_seteaddr.c
+++ b/wireless/ieee802154/libradio/ieee802154_seteaddr.c
@@ -44,6 +44,7 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <string.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
@@ -64,7 +65,8 @@ int ieee802154_seteaddr(int fd, FAR const uint8_t *eaddr)
   ret = ioctl(fd, PHY802154IOC_SET_EADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_EADDR failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_EADDR failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_setpanid.c b/wireless/ieee802154/libradio/ieee802154_setpanid.c
index 064f4f67d..7f5b92204 100644
--- a/wireless/ieee802154/libradio/ieee802154_setpanid.c
+++ b/wireless/ieee802154/libradio/ieee802154_setpanid.c
@@ -43,6 +43,7 @@
 #include <sys/ioctl.h>
 #include <stdint.h>
 #include <stdio.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
@@ -63,7 +64,8 @@ int ieee802154_setpanid(int fd, uint16_t panid)
   ret = ioctl(fd, PHY802154IOC_SET_PANID, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_PANID failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_PANID failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_setpromisc.c b/wireless/ieee802154/libradio/ieee802154_setpromisc.c
index 7eb196b65..f972dcaf8 100644
--- a/wireless/ieee802154/libradio/ieee802154_setpromisc.c
+++ b/wireless/ieee802154/libradio/ieee802154_setpromisc.c
@@ -44,6 +44,7 @@
 #include <stdint.h>
 #include <stdio.h>
 #include <stdbool.h>
+#include <errno.h>
 
 #include <nuttx/fs/ioctl.h>
 #include <nuttx/wireless/ieee802154/ieee802154_radio.h>
@@ -64,7 +65,8 @@ int ieee802154_setpromisc(int fd, bool promisc)
   ret = ioctl(fd, PHY802154IOC_SET_PROMISC, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      printf("PHY802154IOC_SET_PROMISC failed\n");
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_PROMISC failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_setsaddr.c b/wireless/ieee802154/libradio/ieee802154_setsaddr.c
index 53f555f58..03d015058 100644
--- a/wireless/ieee802154/libradio/ieee802154_setsaddr.c
+++ b/wireless/ieee802154/libradio/ieee802154_setsaddr.c
@@ -64,8 +64,8 @@ int ieee802154_setsaddr(int fd, uint16_t saddr)
   ret = ioctl(fd, PHY802154IOC_SET_SADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_SADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_SADDR failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/ieee802154_settxpwr.c b/wireless/ieee802154/libradio/ieee802154_settxpwr.c
index 0143a8d8c..2a285ecce 100644
--- a/wireless/ieee802154/libradio/ieee802154_settxpwr.c
+++ b/wireless/ieee802154/libradio/ieee802154_settxpwr.c
@@ -63,8 +63,8 @@ int ieee802154_settxpwr(int fd, int32_t txpwr)
   ret = ioctl(fd, PHY802154IOC_SET_TXPWR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_TXPWR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_TXPWR failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_energydetect.c b/wireless/ieee802154/libradio/sixlowpan_energydetect.c
index 83fdf3742..9527a00d4 100644
--- a/wireless/ieee802154/libradio/sixlowpan_energydetect.c
+++ b/wireless/ieee802154/libradio/sixlowpan_energydetect.c
@@ -64,10 +64,11 @@ int sixlowpan_energydetect(int sock, FAR const char *ifname, FAR bool *energy)
   ret = ioctl(sock, PHY802154IOC_ENERGYDETECT, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_ENERGYDETECT failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_ENERGYDETECT failed: %d\n", ret);
+      return ret;
     }
 
   *energy = arg.u.energy;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getcca.c b/wireless/ieee802154/libradio/sixlowpan_getcca.c
index 62a282502..83a38871e 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getcca.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getcca.c
@@ -65,10 +65,11 @@ int sixlowpan_getcca(int sock, FAR const char *ifname,
   ret = ioctl(sock, PHY802154IOC_GET_CCA, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_CCA failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_CCA failed: %d\n", ret);
+      return ret;
     }
 
   memcpy(cca, &arg.u.cca, sizeof(struct ieee802154_cca_s));
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getchan.c b/wireless/ieee802154/libradio/sixlowpan_getchan.c
index 24b53c293..6f0a5f5e6 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getchan.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getchan.c
@@ -64,10 +64,11 @@ int sixlowpan_getchan(int sock, FAR const char *ifname, FAR uint8_t *chan)
   ret = ioctl(sock, PHY802154IOC_GET_CHAN, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_CHAN failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_CHAN failed: %d\n", ret);
+      return ret;
     }
 
   *chan = arg.u.channel;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getdevmode.c b/wireless/ieee802154/libradio/sixlowpan_getdevmode.c
index 4e5c9d50c..71256beff 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getdevmode.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getdevmode.c
@@ -63,10 +63,11 @@ int sixlowpan_getdevmode(int sock, FAR const char *ifname,
   ret = ioctl(sock, PHY802154IOC_GET_DEVMODE, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_DEVMODE failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_DEVMODE failed: %d\n", ret);
+      return ret;
     }
 
   *devmode = arg.u.devmode;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_geteaddr.c b/wireless/ieee802154/libradio/sixlowpan_geteaddr.c
index 2fa9d3069..9e89aab17 100644
--- a/wireless/ieee802154/libradio/sixlowpan_geteaddr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_geteaddr.c
@@ -64,10 +64,11 @@ int sixlowpan_geteaddr(int sock, FAR const char *ifname, FAR uint8_t *eaddr)
   ret = ioctl(sock, PHY802154IOC_GET_EADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_EADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_EADDR failed: %d\n", ret);
+      return ret;
     }
 
   memcpy(eaddr, arg.u.eaddr, EADDR_SIZE);
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getpanid.c b/wireless/ieee802154/libradio/sixlowpan_getpanid.c
index 79b455744..88c0342e4 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getpanid.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getpanid.c
@@ -64,10 +64,11 @@ int sixlowpan_getpanid(int sock, FAR const char *ifname, FAR uint16_t *panid)
   ret = ioctl(sock, PHY802154IOC_GET_PANID, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_PANID failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_PANID failed: %d\n", ret);
+      return ret;
     }
 
   *panid = arg.u.panid;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getpromisc.c b/wireless/ieee802154/libradio/sixlowpan_getpromisc.c
index ef3596f2c..c12d215e4 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getpromisc.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getpromisc.c
@@ -64,10 +64,11 @@ int sixlowpan_getpromisc(int sock, FAR const char *ifname, FAR bool *promisc)
   ret = ioctl(sock, PHY802154IOC_GET_PROMISC, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_PROMISC failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_PROMISC failed: %d\n", ret);
+      return ret;
     }
 
   *promisc = arg.u.promisc;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_getsaddr.c b/wireless/ieee802154/libradio/sixlowpan_getsaddr.c
index 8c5e30ab2..c089ddd5f 100644
--- a/wireless/ieee802154/libradio/sixlowpan_getsaddr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_getsaddr.c
@@ -64,10 +64,11 @@ int sixlowpan_getsaddr(int sock, FAR const char *ifname, FAR uint16_t *saddr)
   ret = ioctl(sock, PHY802154IOC_GET_SADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_SADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_SADDR failed: %d\n", ret);
+      return ret;
     }
 
   *saddr = arg.u.saddr;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_gettxpwr.c b/wireless/ieee802154/libradio/sixlowpan_gettxpwr.c
index 5c450c0e3..5627b66f4 100644
--- a/wireless/ieee802154/libradio/sixlowpan_gettxpwr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_gettxpwr.c
@@ -64,10 +64,11 @@ int sixlowpan_gettxpwr(int sock, FAR const char *ifname, FAR int32_t *txpwr)
   ret = ioctl(sock, PHY802154IOC_GET_TXPWR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_GET_TXPWR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_GET_TXPWR failed: %d\n", ret);
+      return ret;
     }
 
   *txpwr = arg.u.txpwr;
-  return ret;
+  return OK;
 }
diff --git a/wireless/ieee802154/libradio/sixlowpan_setcca.c b/wireless/ieee802154/libradio/sixlowpan_setcca.c
index c257ddb77..3a881f730 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setcca.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setcca.c
@@ -65,8 +65,8 @@ int sixlowpan_setcca(int sock, FAR const char *ifname, FAR struct ieee802154_cca
   ret = ioctl(sock, PHY802154IOC_SET_CCA, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_CCA failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_CCA failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_setchan.c b/wireless/ieee802154/libradio/sixlowpan_setchan.c
index 0def2f6be..afddb862d 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setchan.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setchan.c
@@ -65,8 +65,8 @@ int sixlowpan_setchan(int sock, FAR const char *ifname, uint8_t chan)
   ret = ioctl(sock, PHY802154IOC_SET_CHAN, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_CHAN failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_CHAN failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_setdevmode.c b/wireless/ieee802154/libradio/sixlowpan_setdevmode.c
index 7c784571d..a96639f6a 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setdevmode.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setdevmode.c
@@ -65,8 +65,8 @@ int sixlowpan_setdevmode(int sock, FAR const char *ifname, uint8_t devmode)
   ret = ioctl(sock, PHY802154IOC_SET_DEVMODE, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_DEVMODE failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_DEVMODE failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_seteaddr.c b/wireless/ieee802154/libradio/sixlowpan_seteaddr.c
index 32cf3d7a4..3a2dbd4dc 100644
--- a/wireless/ieee802154/libradio/sixlowpan_seteaddr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_seteaddr.c
@@ -65,8 +65,8 @@ int sixlowpan_seteaddr(int sock, FAR const char *ifname, FAR const uint8_t *eadd
   ret = ioctl(sock, PHY802154IOC_SET_EADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_EADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_EADDR failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_setpanid.c b/wireless/ieee802154/libradio/sixlowpan_setpanid.c
index abf3f54ac..195730bee 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setpanid.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setpanid.c
@@ -65,8 +65,8 @@ int sixlowpan_setpanid(int sock, FAR const char *ifname, uint16_t panid)
   ret = ioctl(sock, PHY802154IOC_SET_PANID, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_PANID failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_PANID failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_setpromisc.c b/wireless/ieee802154/libradio/sixlowpan_setpromisc.c
index b2bcc9b7d..45e23dcea 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setpromisc.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setpromisc.c
@@ -66,8 +66,8 @@ int sixlowpan_setpromisc(int sock, FAR const char *ifname, bool promisc)
   ret = ioctl(sock, PHY802154IOC_SET_PROMISC, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_PROMISC failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_PROMISC failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_setsaddr.c b/wireless/ieee802154/libradio/sixlowpan_setsaddr.c
index 7f628de5a..173e18d80 100644
--- a/wireless/ieee802154/libradio/sixlowpan_setsaddr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_setsaddr.c
@@ -65,8 +65,8 @@ int sixlowpan_setsaddr(int sock, FAR const char *ifname, uint16_t saddr)
   ret = ioctl(sock, PHY802154IOC_SET_SADDR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_SADDR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_SADDR failed: %d\n", ret);
     }
 
   return ret;
diff --git a/wireless/ieee802154/libradio/sixlowpan_settxpwr.c b/wireless/ieee802154/libradio/sixlowpan_settxpwr.c
index 189235713..8a82d7c8e 100644
--- a/wireless/ieee802154/libradio/sixlowpan_settxpwr.c
+++ b/wireless/ieee802154/libradio/sixlowpan_settxpwr.c
@@ -65,8 +65,8 @@ int sixlowpan_settxpwr(int sock, FAR const char *ifname, int32_t txpwr)
   ret = ioctl(sock, PHY802154IOC_SET_TXPWR, (unsigned long)((uintptr_t)&arg));
   if (ret < 0)
     {
-      int errcode = errno;
-      printf("PHY802154IOC_SET_TXPWR failed: %d\n", errcode);
+      ret = -errno;
+      fprintf(stderr, "PHY802154IOC_SET_TXPWR failed: %d\n", ret);
     }
 
   return ret;