ntfs: fix WSL ea restore condition

Use NTFS_VOL_GID(not NTFS_VOL_UID) for restoring the gid, and call
ntfs_ea_get_wsl_inode() only when $EA_INFORMATION exists.

Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>

Author: hclee

fs/ntfs/ea.c

@@ -368,7 +368,7 @@ int ntfs_ea_get_wsl_inode(struct inode *inode, dev_t *rdevp, unsigned int flags)
 		i_uid_write(inode, le32_to_cpu(v));
 	}
 
-	if (!(flags & NTFS_VOL_UID)) {
+	if (!(flags & NTFS_VOL_GID)) {
 		/* Load gid to lxgid EA */
 		err = ntfs_get_ea(inode, "$LXGID", sizeof("$LXGID") - 1, &v,
 				sizeof(v));

fs/ntfs/inode.c

@@ -865,10 +865,10 @@ static int ntfs_read_locked_inode(struct inode *vi)
 	}
 skip_attr_list_load:
 	err = ntfs_attr_lookup(AT_EA_INFORMATION, NULL, 0, 0, 0, NULL, 0, ctx);
-	if (!err)
+	if (!err) {
 		NInoSetHasEA(ni);
-
-	ntfs_ea_get_wsl_inode(vi, &dev, flags);
+		ntfs_ea_get_wsl_inode(vi, &dev, flags);
+	}
 
 	if (m->flags & MFT_RECORD_IS_DIRECTORY) {
 		vi->i_mode |= S_IFDIR;