The function blk_dread will return -ENOSYS on failure or on success the
number of blocks read, which must be the number asked to read (otherwise
it failed somewhere). Correct this check.
Signed-off-by: Tom Rini <tr...@konsulko.com>
---
fs/fat/fat.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 9ad18f96ff07..465a6875edf5 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -54,7 +54,7 @@ static int disk_read(__u32 block, __u32 nr_blocks, void *buf)
ret = blk_dread(cur_dev, cur_part_info.start + block, nr_blocks, buf);
- if (nr_blocks && ret == 0)
+ if (ret != nr_blocks)
return -1;
return ret;
--
1.9.1
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