proc_sysctl.c: use BUG_ON instead of BUG

The use of if (!head) BUG(); can be replaced with the single line
BUG_ON(!head).

Signed-off-by: Prasad Joshi <prasadjoshi.linux@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Prasad Joshi 2012-10-04 17:15:45 -07:00 committed by Linus Torvalds
parent 17baa2a2c4
commit ab4a1f2470
1 changed files with 1 additions and 2 deletions

View File

@ -266,8 +266,7 @@ void sysctl_head_put(struct ctl_table_header *head)
static struct ctl_table_header *sysctl_head_grab(struct ctl_table_header *head)
{
if (!head)
BUG();
BUG_ON(!head);
spin_lock(&sysctl_lock);
if (!use_table(head))
head = ERR_PTR(-ENOENT);