drm: Nuke the useless 'ret' variable from drm_mode_convert_umode()

No need to store the return value in a variable since we don't have to
do any unwinding.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180313150759.27620-1-ville.syrjala@linux.intel.com
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 5a8033f..4157250 100644 (file)
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -1596,12 +1596,8 @@ int drm_mode_convert_umode(struct drm_device *dev,
                           struct drm_display_mode *out,
                           const struct drm_mode_modeinfo *in)
 {
-       int ret = -EINVAL;
-
-       if (in->clock > INT_MAX || in->vrefresh > INT_MAX) {
-               ret = -ERANGE;
-               goto out;
-       }
+       if (in->clock > INT_MAX || in->vrefresh > INT_MAX)
+               return -ERANGE;
 
        out->clock = in->clock;
        out->hdisplay = in->hdisplay;
@@ -1622,14 +1618,11 @@ int drm_mode_convert_umode(struct drm_device *dev,
 
        out->status = drm_mode_validate_driver(dev, out);
        if (out->status != MODE_OK)
-               goto out;
+               return -EINVAL;
 
        drm_mode_set_crtcinfo(out, CRTC_INTERLACE_HALVE_V);
 
-       ret = 0;
-
-out:
-       return ret;
+       return 0;
 }
 
 /**