drm/dp: Remove a gratuituous blank line

It's idiomatic to check the return value of a function call immediately
after the function call, without any blank lines in between, to make it
more obvious that the two lines belong together.
Reviewed-by: Lyude Paul <lyude@redhat.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191021143437.1477719-3-thierry.reding@gmail.com

drivers/gpu/drm/drm_dp_helper.c

@@ -220,7 +220,6 @@ static int drm_dp_dpcd_access(struct drm_dp_aux *aux, u8 request,
 		}
 
 		ret = aux->transfer(aux, &msg);
-
 		if (ret >= 0) {
 			native_reply = msg.reply & DP_AUX_NATIVE_REPLY_MASK;
 			if (native_reply == DP_AUX_NATIVE_REPLY_ACK) {