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author | Ding Xiang <dingxiang@cmss.chinamobile.com> | 2019-12-01 04:49:12 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-04 15:34:37 +0300 |
commit | 2ee2b8c6968cb38cc92dbe112cb7804364b9c64c (patch) | |
tree | 826f232e09a84f4c6364915a61d5f64c6463bc14 | |
parent | f480ec73a07e585c866ddd51ffbe7c7952021810 (diff) | |
download | linux-2ee2b8c6968cb38cc92dbe112cb7804364b9c64c.tar.xz |
ocfs2: fix passing zero to 'PTR_ERR' warning
[ Upstream commit 188c523e1c271d537f3c9f55b6b65bf4476de32f ]
Fix a static code checker warning:
fs/ocfs2/acl.c:331
ocfs2_acl_chmod() warn: passing zero to 'PTR_ERR'
Link: http://lkml.kernel.org/r/1dee278b-6c96-eec2-ce76-fe6e07c6e20f@linux.alibaba.com
Fixes: 5ee0fbd50fd ("ocfs2: revert using ocfs2_acl_chmod to avoid inode cluster lock hang")
Signed-off-by: Ding Xiang <dingxiang@cmss.chinamobile.com>
Reviewed-by: Joseph Qi <joseph.qi@linux.alibaba.com>
Cc: Mark Fasheh <mark@fasheh.com>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Junxiao Bi <junxiao.bi@oracle.com>
Cc: Changwei Ge <gechangwei@live.cn>
Cc: Gang He <ghe@suse.com>
Cc: Jun Piao <piaojun@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
-rw-r--r-- | fs/ocfs2/acl.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c index 1e0d8da0d3cd..80b92120c812 100644 --- a/fs/ocfs2/acl.c +++ b/fs/ocfs2/acl.c @@ -338,8 +338,8 @@ int ocfs2_acl_chmod(struct inode *inode, struct buffer_head *bh) down_read(&OCFS2_I(inode)->ip_xattr_sem); acl = ocfs2_get_acl_nolock(inode, ACL_TYPE_ACCESS, bh); up_read(&OCFS2_I(inode)->ip_xattr_sem); - if (IS_ERR(acl) || !acl) - return PTR_ERR(acl); + if (IS_ERR_OR_NULL(acl)) + return PTR_ERR_OR_ZERO(acl); ret = __posix_acl_chmod(&acl, GFP_KERNEL, inode->i_mode); if (ret) return ret; |