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-rw-r--r--block/cfq-iosched.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index d77c9719b61..e47a9309eb4 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -1443,8 +1443,11 @@ cfq_get_queue(struct cfq_data *cfqd, int is_sync, struct task_struct *tsk,
cfqq = *async_cfqq;
}
- if (!cfqq)
+ if (!cfqq) {
cfqq = cfq_find_alloc_queue(cfqd, is_sync, tsk, gfp_mask);
+ if (!cfqq)
+ return NULL;
+ }
/*
* pin the queue now that it's allocated, scheduler exit will prune it