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Commit 94b8281c authored Oct 10, 2013 by Asish Bhattacharya

msm: qdsp: memset stack buffer allocation.



This is needed to avoid garbage data in uninitialized variables.

Change-Id: I456be431ee2e22fa5cd5fd2951d7079e177e3646
CRs-Fixed: 553262
Signed-off-by: Asish Bhattacharya <asishb@codeaurora.org>

parent c59298c1

arch/arm/mach-msm/qdsp5/audio_aac_in.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -2,7 +2,7 @@
		*
		* aac audio input device
		*
		* Copyright (c) 2011-2012, The Linux Foundation. All rights reserved.
		* Copyright (c) 2011-2013, The Linux Foundation. All rights reserved.
		*
		* This code is based in part on arch/arm/mach-msm/qdsp5v2/audio_aac_in.c,
		* Copyright (C) 2008 Google, Inc.
		@@ -770,6 +770,7 @@ static long audaac_in_ioctl(struct file *file,
		MM_DBG("\n");
		if (cmd == AUDIO_GET_STATS) {
		struct msm_audio_stats stats;
		memset(&stats, 0, sizeof(stats));
		stats.byte_count = atomic_read(&audio->in_bytes);
		stats.sample_count = atomic_read(&audio->in_samples);
		if (copy_to_user((void *) arg, &stats, sizeof(stats)))

arch/arm/mach-msm/qdsp5v2/audio_aac_in.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -3,7 +3,7 @@
		*
		* Copyright (C) 2008 Google, Inc.
		* Copyright (C) 2008 HTC Corporation
		* Copyright (c) 2009-2012, The Linux Foundation. All rights reserved.
		* Copyright (c) 2009-2013, The Linux Foundation. All rights reserved.
		*
		* This software is licensed under the terms of the GNU General Public
		* License version 2, as published by the Free Software Foundation, and
		@@ -778,6 +778,7 @@ static long audaac_in_ioctl(struct file *file,

		if (cmd == AUDIO_GET_STATS) {
		struct msm_audio_stats stats;
		memset(&stats, 0, sizeof(stats));
		stats.byte_count = atomic_read(&audio->in_bytes);
		stats.sample_count = atomic_read(&audio->in_samples);
		if (copy_to_user((void *) arg, &stats, sizeof(stats)))