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| author | Helen Fornazier <helen.koike@collabora.com> | 2017-04-06 16:25:15 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-04-19 08:15:51 -0300 |
| commit | 8d1d3d004c1c5386a0c7cf2e49b9de841ec4484b (patch) | |
| tree | 691f65d5d9156b021e740a929e580adfbabdec4d /drivers/media | |
| parent | 242b0c4cc96f97d0a3b96343acd21613b63fa4a6 (diff) | |
| download | blackbird-op-linux-8d1d3d004c1c5386a0c7cf2e49b9de841ec4484b.tar.gz blackbird-op-linux-8d1d3d004c1c5386a0c7cf2e49b9de841ec4484b.zip | |
[media] media-entity: only call dev_dbg_obj if mdev is not NULL
Fix kernel Oops NULL pointer deference
Call dev_dbg_obj only after checking if gobj->mdev is not NULL
Signed-off-by: Helen Koike <helen.koike@collabora.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
| -rw-r--r-- | drivers/media/media-entity.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c index 5640ca29da8c..bc44193efa47 100644 --- a/drivers/media/media-entity.c +++ b/drivers/media/media-entity.c @@ -199,12 +199,12 @@ void media_gobj_create(struct media_device *mdev, void media_gobj_destroy(struct media_gobj *gobj) { - dev_dbg_obj(__func__, gobj); - /* Do nothing if the object is not linked. */ if (gobj->mdev == NULL) return; + dev_dbg_obj(__func__, gobj); + gobj->mdev->topology_version++; /* Remove the object from mdev list */ |
