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authorDan Carpenter <dan.carpenter@oracle.com>2017-08-30 17:04:56 +0300
committerJens Axboe <axboe@kernel.dk>2017-09-01 08:17:55 -0600
commitef13ecbc134d7e0ca4ab4834d08bd20885b53c62 (patch)
tree300c7cc86289eba9d1917401ef5ab66e8dae37c9 /fs/kernfs
parent974c58566e0b047d785701b6cf788a810072a4c1 (diff)
kernfs: checking for IS_ERR() instead of NULL
The kernfs_get_inode() returns NULL on error, it never returns error pointers. Fixes: aa8188253474 ("kernfs: add exportfs operations") Acked-by: Tejun Heo <tj@kernel.org> Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/kernfs')
-rw-r--r--fs/kernfs/mount.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/kernfs/mount.c b/fs/kernfs/mount.c
index 7c452f4d83e9..95a7c88baed9 100644
--- a/fs/kernfs/mount.c
+++ b/fs/kernfs/mount.c
@@ -99,8 +99,8 @@ static struct inode *kernfs_fh_get_inode(struct super_block *sb,
return ERR_PTR(-ESTALE);
inode = kernfs_get_inode(sb, kn);
kernfs_put(kn);
- if (IS_ERR(inode))
- return ERR_CAST(inode);
+ if (!inode)
+ return ERR_PTR(-ESTALE);
if (generation && inode->i_generation != generation) {
/* we didn't find the right inode.. */