diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/cfq-iosched.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 6dd2179cf1a..7c52d688892 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -3973,8 +3973,12 @@ static void *cfq_init_queue(struct request_queue *q) return NULL; cfqd = kmalloc_node(sizeof(*cfqd), GFP_KERNEL | __GFP_ZERO, q->node); - if (!cfqd) + if (!cfqd) { + spin_lock(&cic_index_lock); + ida_remove(&cic_index_ida, i); + spin_unlock(&cic_index_lock); return NULL; + } /* * Don't need take queue_lock in the routine, since we are |