evie/android_kernel_oneplus_msm8998
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ASoC: msm: Modify buf size check to prevent OOB error

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Expected buffer size to read is 2 bytes.
Corrected the size check to return error
when count is not 2.

Change-Id: I43b572d191f6f98a8a790b5ae77b43fabcd7329a
Signed-off-by: Soumya Managoli <smanag@codeaurora.org>
This commit is contained in:
Soumya Managoli 2018-04-27 11:21:45 +05:30
parent 502257f3e6
commit 63f8971543
1 changed files with 2 additions and 2 deletions
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4
sound/soc/msm/qdsp6v2/q6asm.c
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@ -339,7 +339,7 @@ static ssize_t audio_output_latency_dbgfs_write(struct file *file,
{
char *temp;
if (count > 2*sizeof(char)) {
if (count != 2*sizeof(char)) {
pr_err("%s: err count is more %zd\n", __func__, count);
return -EINVAL;
} else {
@ -396,7 +396,7 @@ static ssize_t audio_input_latency_dbgfs_write(struct file *file,
{
char *temp;
if (count > 2*sizeof(char)) {
if (count != 2*sizeof(char)) {
pr_err("%s: err count is more %zd\n", __func__, count);
return -EINVAL;
} else {