ASoC: msm-pcm-host-voice: Check validity of session idx
Added check for voice session index.
Issue: FP3SEC-1252
Change-Id: Ifff36add5d62f2fdc3395de1447075d297f2c2df
Signed-off-by: Soumya Managoli <quic_c_smanag@quicinc.com>
(cherry picked from commit 45ca564803f7e2324f071852aaaec6edc03b7978)
diff --git a/asoc/msm-pcm-host-voice-v2.c b/asoc/msm-pcm-host-voice-v2.c
index e3938af..2e961d7 100644
--- a/asoc/msm-pcm-host-voice-v2.c
+++ b/asoc/msm-pcm-host-voice-v2.c
@@ -750,6 +750,13 @@
return;
}
+ if (prtd->mixer_conf.sess_indx < VOICE_INDEX ||
+ prtd->mixer_conf.sess_indx >= MAX_SESSION) {
+ pr_err("%s:: Invalid session idx %d\n",
+ __func__, prtd->mixer_conf.sess_indx);
+ return;
+ }
+
if (notify_evt->tap_point == VSS_IVPCM_TAP_POINT_TX_DEFAULT) {
tp = &prtd->session[prtd->mixer_conf.sess_indx].tx_tap_point;
tmd = &prtd->mixer_conf.tx;