From 87d5a39f68b5e3eb8d9400b9ae2fbba3f369204d Mon Sep 17 00:00:00 2001
From: YAMAMOTO Takashi <yamamoto@midokura.com>
Date: Mon, 15 Mar 2021 11:29:34 +0900
Subject: [PATCH] find_blockdriver: Don't ferr() on MTDs

It's the normal path when you open a MTD. ferr() is too strong.
---
 fs/driver/fs_findblockdriver.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/fs/driver/fs_findblockdriver.c b/fs/driver/fs_findblockdriver.c
index 4e87cf9e5c..c89b9400d3 100644
--- a/fs/driver/fs_findblockdriver.c
+++ b/fs/driver/fs_findblockdriver.c
@@ -94,7 +94,17 @@ int find_blockdriver(FAR const char *pathname, int mountflags,
 
   if (!INODE_IS_BLOCK(inode))
     {
-      ferr("ERROR: %s is not a block driver\n", pathname);
+#ifdef CONFIG_MTD
+      if (INODE_IS_MTD(inode))
+        {
+          finfo("%s is a MTD\n", pathname);
+        }
+      else
+#endif
+        {
+          ferr("ERROR: %s is not a block driver\n", pathname);
+        }
+
       ret = -ENOTBLK;
       goto errout_with_inode;
     }