From: Wei Yongjun <[email protected]>

buf has been allocated in this function and should be
freed before leaving from the error handling case.

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <[email protected]>
---
 fs/logfs/dev_mtd.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/logfs/dev_mtd.c b/fs/logfs/dev_mtd.c
index 9c50144..427bb73 100644
--- a/fs/logfs/dev_mtd.c
+++ b/fs/logfs/dev_mtd.c
@@ -245,8 +245,8 @@ static int logfs_mtd_can_write_buf(struct super_block *sb, 
u64 ofs)
                goto out;
        if (memchr_inv(buf, 0xff, super->s_writesize))
                err = -EIO;
-       kfree(buf);
 out:
+       kfree(buf);
        return err;
 }
 


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