31 lines
1022 B
Diff
31 lines
1022 B
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
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Date: Wed, 13 Dec 2017 10:40:30 +0530
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Subject: [PATCH] ASoC: Intel: Skylake: Check for pointer validity.
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kzalloc allocation can fail. Return -ENOMEM if allocation fails.
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Change-Id: Idc3c1c05e2797332b94372f401794c4d9c5ad7c0
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Signed-off-by: Pankaj Bharadiya <pankaj.laxminarayan.bharadiya@intel.com>
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---
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sound/soc/intel/skylake/skl-debug.c | 3 +++
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1 file changed, 3 insertions(+)
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diff --git a/sound/soc/intel/skylake/skl-debug.c b/sound/soc/intel/skylake/skl-debug.c
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index 24d63b913f91..28060ea2e86e 100644
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--- a/sound/soc/intel/skylake/skl-debug.c
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+++ b/sound/soc/intel/skylake/skl-debug.c
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@@ -186,6 +186,9 @@ static ssize_t mod_control_write(struct file *file,
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d->ipc_data[0] = 0;
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buf = kzalloc(MOD_BUF, GFP_KERNEL);
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+ if (!buf)
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+ return -ENOMEM;
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+
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written = simple_write_to_buffer(buf, MOD_BUF, ppos,
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user_buf, count);
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size = written;
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--
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https://clearlinux.org
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