Commit b7131ee0 authored Nov 14, 2020 by Christoph Hellwig Committed by Jens Axboe Nov 14, 2020

blk-cgroup: fix a hd_struct leak in blkcg_fill_root_iostats



disk_get_part needs to be paired with a disk_put_part.

Cc: stable@vger.kernel.org
Fixes: ef45fe47 ("blk-cgroup: show global disk stats in root cgroup io.stat")
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 9f16a667

block/blk-cgroup.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -849,6 +849,7 @@ static void blkcg_fill_root_iostats(void)
		blkg_iostat_set(&blkg->iostat.cur, &tmp);
		u64_stats_update_end(&blkg->iostat.sync);
		}
		disk_put_part(part);
		}
		}

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