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| author | Christoph Hellwig <hch@lst.de> | 2023-02-06 16:02:01 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2023-02-06 08:43:23 -0700 |
| commit | 28e538a3093833cbac3e28dd511a8b74629d737a (patch) | |
| tree | 8467b5b78a01b428b3e473c83940cf6287b97ed3 /block/genhd.c | |
| parent | 1eb9cd15004fa91b6d1911af9fbaff299d8e9e45 (diff) | |
| download | linux-stable-28e538a3093833cbac3e28dd511a8b74629d737a.tar.gz linux-stable-28e538a3093833cbac3e28dd511a8b74629d737a.tar.bz2 linux-stable-28e538a3093833cbac3e28dd511a8b74629d737a.zip | |
blk-cgroup: fix freeing NULL blkg in blkg_create
new_blkg can be NULL if the caller didn't pass in a pre-allocated blkg.
Don't try to free it in that case.
Fixes: 27b642b07a4a ("blk-cgroup: simplify blkg freeing from initialization failure paths")
Reported-by: Yi Zhang <yi.zhang@redhat.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20230206150201.3438972-1-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/genhd.c')
0 files changed, 0 insertions, 0 deletions