mtd: do not use mtd->block_markbad directly

Instead, use the new 'mtd_can_have_bb()', or just rely on 'mtd_block_markbad()'
return code, which will be -EOPNOTSUPP if bad blocks are not supported.

Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/mtd/mtd.h b/include/linux/mtd/mtd.h
index 7e35755f6931..1a81fde8f333 100644
--- a/include/linux/mtd/mtd.h
+++ b/include/linux/mtd/mtd.h
@@ -447,6 +447,8 @@ static inline int mtd_block_isbad(struct mtd_info *mtd, loff_t ofs)
 
 static inline int mtd_block_markbad(struct mtd_info *mtd, loff_t ofs)
 {
+        if (!mtd->block_markbad)
+                return -EOPNOTSUPP;
         return mtd->block_markbad(mtd, ofs);
 }