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| author | Namhyung Kim <namhyung@gmail.com> | 2011-05-24 10:23:22 +0200 |
|---|---|---|
| committer | Jens Axboe <jaxboe@fusionio.com> | 2011-05-24 10:23:22 +0200 |
| commit | 1547010e6e15a3f44f49381246421a1e19de526e (patch) | |
| tree | 560796824e489a5d5c0b6de7a143d9a48a558d83 | |
| parent | 20359f27e8ff115f7cddf3da5b3a6cdcca2e650d (diff) | |
| download | op-kernel-dev-1547010e6e15a3f44f49381246421a1e19de526e.zip op-kernel-dev-1547010e6e15a3f44f49381246421a1e19de526e.tar.gz | |
cfq-iosched: free cic_index if cfqd allocation fails
When struct cfq_data allocation fails, cic_index need to be freed.
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
| -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 6dd2179..7c52d68 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 |
