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cifs: Fix wrong return value checking when GETFLAGS

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[ Upstream commit 92bbd67a55 ]

The return value of CIFSGetExtAttr is negative, should be checked
with -EOPNOTSUPP rather than EOPNOTSUPP.

Fixes: 64a5cfa6db ("Allow setting per-file compression via SMB2/3")
Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Zhang Xiaoxu 2022-11-15 18:39:34 +08:00 committed by Greg Kroah-Hartman
parent 0ef17d9664
commit 8a49d2268e
1 changed files with 2 additions and 2 deletions
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4
fs/cifs/ioctl.c
View file

@ -149,7 +149,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
rc = put_user(ExtAttrBits &
FS_FL_USER_VISIBLE,
(int __user *)arg);
if (rc != EOPNOTSUPP)
if (rc != -EOPNOTSUPP)
break;
}
#endif /* CONFIG_CIFS_POSIX */
@ -178,7 +178,7 @@ long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
* pSMBFile->fid.netfid,
* extAttrBits,
* &ExtAttrMask);
* if (rc != EOPNOTSUPP)
* if (rc != -EOPNOTSUPP)
* break;
*/