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author | Dave Airlie <airlied@redhat.com> | 2019-01-04 14:09:12 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2019-01-04 14:09:15 +1000 |
commit | 9ddf32a8df9e342371aaf9233d59739a356231e6 (patch) | |
tree | bb1673a277628d7281c47dfbfc0418ebb232c905 /drivers/gpu | |
parent | 74136a3d47f51ae72ee8b9ebc1ec2a29bcf30676 (diff) | |
parent | c75ff001f4fe21a8c9f15aad799a8949aea109f7 (diff) | |
download | linux-stable-9ddf32a8df9e342371aaf9233d59739a356231e6.tar.gz linux-stable-9ddf32a8df9e342371aaf9233d59739a356231e6.tar.bz2 linux-stable-9ddf32a8df9e342371aaf9233d59739a356231e6.zip |
Merge tag 'drm-misc-next-fixes-2019-01-02' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
Fixes for v4.21:
- Fix null pointer dereference on null state pointer.
- Fix leaking damage clip when destroying plane state.
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/46c4dbcd-dc23-7b46-fda9-16fe33e6ceef@linux.intel.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r-- | drivers/gpu/drm/drm_atomic_state_helper.c | 3 | ||||
-rw-r--r-- | drivers/gpu/drm/drm_damage_helper.c | 3 |
2 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_atomic_state_helper.c b/drivers/gpu/drm/drm_atomic_state_helper.c index 60bd7d708e35..4985384e51f6 100644 --- a/drivers/gpu/drm/drm_atomic_state_helper.c +++ b/drivers/gpu/drm/drm_atomic_state_helper.c @@ -241,6 +241,7 @@ void __drm_atomic_helper_plane_duplicate_state(struct drm_plane *plane, state->fence = NULL; state->commit = NULL; + state->fb_damage_clips = NULL; } EXPORT_SYMBOL(__drm_atomic_helper_plane_duplicate_state); @@ -285,6 +286,8 @@ void __drm_atomic_helper_plane_destroy_state(struct drm_plane_state *state) if (state->commit) drm_crtc_commit_put(state->commit); + + drm_property_blob_put(state->fb_damage_clips); } EXPORT_SYMBOL(__drm_atomic_helper_plane_destroy_state); diff --git a/drivers/gpu/drm/drm_damage_helper.c b/drivers/gpu/drm/drm_damage_helper.c index d2a1c7372f36..31032407254d 100644 --- a/drivers/gpu/drm/drm_damage_helper.c +++ b/drivers/gpu/drm/drm_damage_helper.c @@ -178,7 +178,7 @@ int drm_atomic_helper_dirtyfb(struct drm_framebuffer *fb, state = drm_atomic_state_alloc(fb->dev); if (!state) { ret = -ENOMEM; - goto out; + goto out_drop_locks; } state->acquire_ctx = &ctx; @@ -238,6 +238,7 @@ out: kfree(rects); drm_atomic_state_put(state); +out_drop_locks: drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); |