From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756636Ab3AOAe7 (ORCPT ); Mon, 14 Jan 2013 19:34:59 -0500 Received: from mail-bk0-f51.google.com ([209.85.214.51]:60755 "EHLO mail-bk0-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756309Ab3AOAe5 (ORCPT ); Mon, 14 Jan 2013 19:34:57 -0500 From: Cong Ding To: David Airlie , Dave Airlie , Alan Cox , "Kirill A. Shutemov" , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Cong Ding Subject: [PATCH] gpu: drm/gma500/mdfld_dsi_pkg_sender.c: remove unnecessary null pointer check Date: Tue, 15 Jan 2013 01:34:21 +0100 Message-Id: <1358210067-16644-1-git-send-email-dinggnu@gmail.com> X-Mailer: git-send-email 1.7.10.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org the variable sender is dereferenced in line 536, so it is no reason to check null again in line 541. Signed-off-by: Cong Ding --- drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c b/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c index 489ffd2..823854a 100644 --- a/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c +++ b/drivers/gpu/drm/gma500/mdfld_dsi_pkg_sender.c @@ -538,7 +538,7 @@ static int __read_panel_data(struct mdfld_dsi_pkg_sender *sender, u8 data_type, u32 gen_data_reg; int retry = MDFLD_DSI_READ_MAX_COUNT; - if (!sender || !data_out || !len_out) { + if (!data_out || !len_out) { DRM_ERROR("Invalid parameters\n"); return -EINVAL; } -- 1.7.10.4