From 188c523e1c271d537f3c9f55b6b65bf4476de32f Mon Sep 17 00:00:00 2001 From: Ding Xiang Date: Sat, 30 Nov 2019 17:49:12 -0800 Subject: [PATCH] ocfs2: fix passing zero to 'PTR_ERR' warning 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 Reviewed-by: Joseph Qi Cc: Mark Fasheh Cc: Joel Becker Cc: Junxiao Bi Cc: Changwei Ge Cc: Gang He Cc: Jun Piao Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- fs/ocfs2/acl.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/ocfs2/acl.c b/fs/ocfs2/acl.c index 3e7da392aa6f..bb981ec76456 100644 --- a/fs/ocfs2/acl.c +++ b/fs/ocfs2/acl.c @@ -327,8 +327,8 @@ 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; -- 2.30.2