ASoC: msm: Modify buf size check to prevent OOB error

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 committed by syphyr
parent e02c7a7eed
commit 7f45834835

View file

@ -160,7 +160,7 @@ static ssize_t audio_output_latency_dbgfs_write(struct file *file,
{ {
char *temp; char *temp;
if (count > 2*sizeof(char)) { if (count != 2*sizeof(char)) {
pr_err("%s: err count is more %zd\n", __func__, count); pr_err("%s: err count is more %zd\n", __func__, count);
return -EINVAL; return -EINVAL;
} else { } else {
@ -217,7 +217,7 @@ static ssize_t audio_input_latency_dbgfs_write(struct file *file,
{ {
char *temp; char *temp;
if (count > 2*sizeof(char)) { if (count != 2*sizeof(char)) {
pr_err("%s: err count is more %zd\n", __func__, count); pr_err("%s: err count is more %zd\n", __func__, count);
return -EINVAL; return -EINVAL;
} else { } else {