radeon_display: Use pointer return error codes

commit b2f4b03f8a378cd626d2ea67d19e7470c050a098 upstream.

drm_mode_addfb() expects fb_create return error code
instead of NULL.

Signed-off-by: xueminsu <xuemin.su@intel.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index 173b97b2819b83afd017cf531bfce59a601464ea..1f50727d210edefde1f85f71c986f5455f0b2552 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -1136,7 +1136,7 @@ radeon_user_framebuffer_create(struct drm_device *dev,
        if (ret) {
                kfree(radeon_fb);
                drm_gem_object_unreference_unlocked(obj);
-               return NULL;
+               return ERR_PTR(ret);
        }
 
        return &radeon_fb->base;