fs/devpts/inode.c: correctly check d_alloc_name() return code in devpts_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 <avagin@openvz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Andrey Vagin 2011-03-22 16:35:11 -07:00 committed by Linus Torvalds
parent e91f90bb0b
commit b12d125969
1 changed files with 1 additions and 1 deletions

View File

@ -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 {