bridge: Fix panel-bridge error return on !panel.

ERR_PTR() needs a negative errno argument.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Archit Taneja <architt@codeaurora.org>
Link: http://patchwork.freedesktop.org/patch/msgid/20170615175423.17954-1-eric@anholt.net

diff --git a/drivers/gpu/drm/bridge/panel.c b/drivers/gpu/drm/bridge/panel.c
index 99f9a4beb85928ee5bb12f38f9dc7fdd26ec0546..67fe19e5a9c6e65777c528e9a333e2c2247233fd 100644 (file)
--- a/drivers/gpu/drm/bridge/panel.c
+++ b/drivers/gpu/drm/bridge/panel.c
@@ -161,7 +161,7 @@ struct drm_bridge *drm_panel_bridge_add(struct drm_panel *panel,
        int ret;
 
        if (!panel)
-               return ERR_PTR(EINVAL);
+               return ERR_PTR(-EINVAL);
 
        panel_bridge = devm_kzalloc(panel->dev, sizeof(*panel_bridge),
                                    GFP_KERNEL);