dsp: asm: Add check for num_channels before calling q6asm_map_channels
Channel_mapping array size varies for different commands.
Add check for num_channels before calling q6asm_map_channels.
Change-Id: Iccbcfe82f716fc0ffe0a26b1779dcaa1c3cb805b
Signed-off-by: Rohit kumar <rohitkr@codeaurora.org>
diff --git a/asoc/msm-pcm-loopback-v2.c b/asoc/msm-pcm-loopback-v2.c
index a686984..4834e81 100644
--- a/asoc/msm-pcm-loopback-v2.c
+++ b/asoc/msm-pcm-loopback-v2.c
@@ -809,6 +809,11 @@
if (chmixer_pspd->enable) {
if (session_type == SESSION_TYPE_RX &&
!chmixer_pspd->override_in_ch_map) {
+ if (chmixer_pspd->input_channel > PCM_FORMAT_MAX_NUM_CHANNEL_V8) {
+ pr_err("%s: Invalid channel count %d\n",
+ __func__, chmixer_pspd->input_channel);
+ return -EINVAL;
+ }
q6asm_map_channels(asm_ch_map,
chmixer_pspd->input_channel, false);
for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; i++)
@@ -817,6 +822,11 @@
reset_override_in_ch_map = true;
} else if (session_type == SESSION_TYPE_TX &&
!chmixer_pspd->override_out_ch_map) {
+ if (chmixer_pspd->output_channel > PCM_FORMAT_MAX_NUM_CHANNEL_V8) {
+ pr_err("%s: Invalid channel count %d\n",
+ __func__, chmixer_pspd->output_channel);
+ return -EINVAL;
+ }
q6asm_map_channels(asm_ch_map,
chmixer_pspd->output_channel, false);
for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL_V8; i++)