diff --git a/arch b/arch
index 24f87df3fa..1c26392beb 160000
--- a/arch
+++ b/arch
@@ -1 +1 @@
-Subproject commit 24f87df3fa8d9fec9044e2c2bb37d12260fd02de
+Subproject commit 1c26392bebcb3135b214e12594b701c172bd1236
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c
index a0260a1f4d..6ed8529ac3 100644
--- a/drivers/mtd/ftl.c
+++ b/drivers/mtd/ftl.c
@@ -329,7 +329,7 @@ static ssize_t ftl_flush(FAR void *priv, FAR const uint8_t *buffer,
       buffer       += dev->geo.erasesize;
     }
 
-  /* Finally, handler any partial blocks after the last full erase block */
+  /* Finally, handle any partial blocks after the last full erase block */
 
   if (remaining > 0)
     {
diff --git a/drivers/mtd/mtd_progmem.c b/drivers/mtd/mtd_progmem.c
index ac9be0f497..8fcda67aae 100644
--- a/drivers/mtd/mtd_progmem.c
+++ b/drivers/mtd/mtd_progmem.c
@@ -41,6 +41,7 @@
 
 #include <sys/types.h>
 #include <stdint.h>
+#include <stdbool.h>
 #include <string.h>
 #include <errno.h>
 
@@ -199,15 +200,13 @@ static ssize_t progmem_bread(FAR struct mtd_dev_s *dev, off_t startblock,
 {
   FAR struct progmem_dev_s *priv = (FAR struct progmem_dev_s *)dev;
   FAR const uint8_t *src;
-  size_t offset;
 
   /* Read the specified blocks into the provided user buffer and return
    * status (The positive, number of blocks actually read or a negated
    * errno).
    */
 
-  offset = startblock << priv->blkshift;
-  src    = (FAR const uint8_t *)up_progmem_getaddress(offset);
+  src = (FAR const uint8_t *)up_progmem_getaddress(startblock);
   memcpy(buffer, src, nblocks << priv->blkshift);
   return nblocks;
 }