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Commit 6c6884d8 authored by Ramjee Singh's avatar Ramjee Singh Committed by Gerrit - the friendly Code Review server
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asoc: Check backend index to apply channel map 



Check valid range for backend index to apply backend
channel map.

Change-Id: I6fb14d7fba128f6bd846b39dabace43c39e81307
Signed-off-by: default avatarRamjee Singh <ramjee@codeaurora.org>
parent 466f1a41

asoc/msm-pcm-routing-v2.c

+6 −0
Original line number Diff line number Diff line
@@ -17463,6 +17463,12 @@ static int msm_routing_put_port_chmap_mixer(struct snd_kcontrol *kcontrol, 
	uint32_t be_idx = ucontrol->value.integer.value[0];

	int i;









	if (be_idx < 0 || be_idx >= MSM_BACKEND_DAI_MAX) {









		pr_err("%s: Invalid Backend ID %d\n",









			__func__, be_idx);









		return -EINVAL;









	}

















	for (i = 0; i < PCM_FORMAT_MAX_NUM_CHANNEL; i++) {









		channel_map[i] = (char)(ucontrol->value.integer.value[i + 1]);









		if (channel_map[i] > PCM_MAX_CHMAP_ID) {