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| author |   Insu Yun <wuninsu@gmail.com> | 2016-02-01 11:08:29 -0500 |
|---|---|---|
| committer |   Dave Airlie <airlied@redhat.com> | 2016-02-05 15:23:48 +1000 |
| commit | dabe19540af9e563d526113bb102e1b9b9fa73f9 (patch) | |
| tree | fd295093bb4ba50f3d7e90b3063a159b2fe35a4b | |
| parent | Linux 4.5-rc2 (diff) | |
| download | linux-dev-dabe19540af9e563d526113bb102e1b9b9fa73f9.tar.xz linux-dev-dabe19540af9e563d526113bb102e1b9b9fa73f9.zip | |
drm: fix missing reference counting decrease
In drm_dp_mst_allocate_vcpi, it returns true in two paths,
but in one path, there is no reference couting decrease.
Signed-off-by: Insu Yun <wuninsu@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/drm_dp_mst_topology.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 6ed90a2437e5..fe273b681fe5 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -2446,6 +2446,7 @@ bool drm_dp_mst_allocate_vcpi(struct drm_dp_mst_topology_mgr *mgr, struct drm_dp DRM_DEBUG_KMS("payload: vcpi %d already allocated for pbn %d - requested pbn %d\n", port->vcpi.vcpi, port->vcpi.pbn, pbn); if (pbn == port->vcpi.pbn) { *slots = port->vcpi.num_slots; + drm_dp_put_port(port); return true; } } |