dsp: codecs: fix error check for q6audio aio

Fix error check for q6audio audio pointer to
avoid Null pointer dereference.

Change-Id: Icf30cf2f670c07f3118132e378fa43256ddec530
Signed-off-by: Prasad Kumpatla <nkumpat@codeaurora.org>
This commit is contained in:
Prasad Kumpatla
2019-12-04 13:39:40 +05:30
parent 4faacac8ab
commit d4c151d76e

View File

@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
/* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.
*/
#include <linux/module.h>
@@ -43,6 +43,10 @@ void audio_aio_cb(uint32_t opcode, uint32_t token,
struct q6audio_aio *audio = (struct q6audio_aio *)priv;
union msm_audio_event_payload e_payload;
if (audio == NULL) {
pr_err("%s: failed to get q6audio value\n", __func__);
return;
}
switch (opcode) {
case ASM_DATA_EVENT_WRITE_DONE_V2:
pr_debug("%s[%pK]:ASM_DATA_EVENT_WRITE_DONE token = 0x%x\n",