drm/dp-mst: Remove debug WARN_ON

Apparently been in there since forever and fairly easy to hit when
hotplugging really fast. I can do that since my mst hub has a manual
button to flick the hpd line for reprobing. The resulting WARNING spam
isn't pretty.

Cc: Dave Airlie <[email protected]>
Cc: [email protected]
Reviewed-by: Thierry Reding <[email protected]>
Reviewed-by: Ander Conselvan de Oliveira <[email protected]>
Signed-off-by: Daniel Vetter <[email protected]>

diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 778bbb6425b80c9c8affddad58d993a93755c39e..b0487c9f018cfd09d040ffb08fe4585f68ab6022 100644 (file)
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -1294,7 +1294,6 @@ retry:
                                goto retry;
                        }
                        DRM_DEBUG_KMS("failed to dpcd write %d %d\n", tosend, ret);
-                       WARN(1, "fail\n");
 
                        return -EIO;
                }