diff mbox series

[1/3] blk-iolatency: fix blkg leak in timer_fn

Message ID 20180731163904.21856-2-josef@toxicpanda.com (mailing list archive)
State New, archived
Headers show
Series blk-iolatency related ref counting fixes | expand

Commit Message

Josef Bacik July 31, 2018, 4:39 p.m. UTC 
At this point we have a ref on the blkg, we need to drop it if we don't
have a iolat.

Signed-off-by: Josef Bacik <josef@toxicpanda.com>
---
 block/blk-iolatency.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index bb59b2929e0d..b0dc4fc64b3e 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -627,7 +627,7 @@  static void blkiolatency_timer_fn(struct timer_list *t)
 
 		iolat = blkg_to_lat(blkg);
 		if (!iolat)
-			continue;
+			goto next;
 
 		lat_info = &iolat->child_lat;
 		cookie = atomic_read(&lat_info->scale_cookie);