summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorInsu Yun <wuninsu@gmail.com>2016-02-01 11:08:29 -0500
committerSasha Levin <sasha.levin@oracle.com>2016-02-15 15:45:35 -0500
commit81c5fe348992a0896473724c556b6632b8acd4a7 (patch)
tree4c1a654ac6af72bb051aea72f6a2a43d63797b3f
parentdf2aeb317e3e6d1da2de045748064df63bc11944 (diff)
downloadlwn-81c5fe348992a0896473724c556b6632b8acd4a7.tar.gz
lwn-81c5fe348992a0896473724c556b6632b8acd4a7.zip
drm: fix missing reference counting decrease
[ Upstream commit dabe19540af9e563d526113bb102e1b9b9fa73f9 ] 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> Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
-rw-r--r--drivers/gpu/drm/drm_dp_mst_topology.c1
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 2d3bad43ad90..253339158acd 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -2396,6 +2396,7 @@ 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;
}
}