Merge: smb: client: fix chmod(2) regression with ATTR_READONLY

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-10/-/merge_requests/412

JIRA: https://issues.redhat.com/browse/RHEL-80534

Signed-off-by: Paulo Alcantara <paalcant@redhat.com>

Approved-by: Scott Mayhew <smayhew@redhat.com>
Approved-by: Jay Shin <jaeshin@redhat.com>

Merged-by: Julio Faracco <jfaracco@redhat.com>

Author: jcfaracco

fs/smb/client/inode.c

@@ -1403,7 +1403,7 @@ int cifs_get_inode_info(struct inode **inode,
 	struct cifs_fattr fattr = {};
 	int rc;
 
-	if (is_inode_cache_good(*inode)) {
+	if (!data && is_inode_cache_good(*inode)) {
 		cifs_dbg(FYI, "No need to revalidate cached inode sizes\n");
 		return 0;
 	}
@@ -1502,7 +1502,7 @@ int smb311_posix_get_inode_info(struct inode **inode,
 	struct cifs_fattr fattr = {};
 	int rc;
 
-	if (is_inode_cache_good(*inode)) {
+	if (!data && is_inode_cache_good(*inode)) {
 		cifs_dbg(FYI, "No need to revalidate cached inode sizes\n");
 		return 0;
 	}