fs/devpts/inode.c: correctly check d_alloc_name() return code in devp…

…ts_pty_new() d_alloc_name return NULL in case error, but we expect errno in devpts_pty_new. Addresses http://bugzilla.openvz.org/show_bug.cgi?id=1758 Signed-off-by: Andrey Vagin <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
josf · Mar 23, 2011 · b12d125 · b12d125
1 parent e91f90b
commit b12d125
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
@@ -502,7 +502,7 @@ int devpts_pty_new(struct inode *ptmx_inode, struct tty_struct *tty)
 	mutex_lock(&root->d_inode->i_mutex);
 
 	dentry = d_alloc_name(root, s);
-	if (!IS_ERR(dentry)) {
+	if (dentry) {
 		d_add(dentry, inode);
 		fsnotify_create(root->d_inode, dentry);
 	} else {