| From | Kamal Mostafa <> | Subject | [PATCH 3.19.y-ckt 058/196] drm: fix missing reference counting decrease | Date | Tue, 8 Mar 2016 16:28:36 -0800 |
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3.19.8-ckt16 -stable review patch. If anyone has any objections, please let me know.
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From: Insu Yun <wuninsu@gmail.com>
commit dabe19540af9e563d526113bb102e1b9b9fa73f9 upstream.
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> Signed-off-by: Dave Airlie <airlied@redhat.com> Signed-off-by: Kamal Mostafa <kamal@canonical.com> --- drivers/gpu/drm/drm_dp_mst_topology.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c index 85aebb2..dd63756 100644 --- a/drivers/gpu/drm/drm_dp_mst_topology.c +++ b/drivers/gpu/drm/drm_dp_mst_topology.c @@ -2405,6 +2405,7 @@ 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; } } -- 2.7.0
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