Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753323AbaAYRSU (ORCPT ); Sat, 25 Jan 2014 12:18:20 -0500 Received: from smtp3-g21.free.fr ([212.27.42.3]:53643 "EHLO smtp3-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752507AbaAYRSS (ORCPT ); Sat, 25 Jan 2014 12:18:18 -0500 Date: Sat, 25 Jan 2014 18:14:44 +0100 From: Jean-Francois Moine To: dri-devel@lists.freedesktop.org Cc: Dave Airlie , Rob Clark , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Russell King - ARM Linux Subject: [PATCH v4 08/24] drm/i2c: tda998x: fix bad value in the AIF Message-ID: <20140125181444.06649d32@armhf> In-Reply-To: References: X-Mailer: Claws Mail 3.9.3 (GTK+ 2.24.22; arm-unknown-linux-gnueabihf) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The AIF has an uninitialized byte. This patch clears the whole buffer before filling it. Tested-by: Russell King Acked-by: Russell King Signed-off-by: Jean-Francois Moine --- drivers/gpu/drm/i2c/tda998x_drv.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c index 5d82301..78d324b 100644 --- a/drivers/gpu/drm/i2c/tda998x_drv.c +++ b/drivers/gpu/drm/i2c/tda998x_drv.c @@ -551,10 +551,10 @@ tda998x_write_aif(struct tda998x_priv *priv, struct tda998x_encoder_params *p) { uint8_t buf[PB(5) + 1]; + memset(buf, 0, sizeof(buf)); buf[HB(0)] = 0x84; buf[HB(1)] = 0x01; buf[HB(2)] = 10; - buf[PB(0)] = 0; buf[PB(1)] = p->audio_frame[1] & 0x07; /* CC */ buf[PB(2)] = p->audio_frame[2] & 0x1c; /* SF */ buf[PB(4)] = p->audio_frame[4]; -- 1.8.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/