From: Andreas Schneider <asn@cryptomilk.org>
Date: Mon, 13 Feb 2017 14:19:36 +0000 (+0100)
Subject: audio: Fix device table access in get_snd_device_name()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=adb788d97cad1c752f68a35619f2d81ea03002cd;p=GitHub%2FLineageOS%2Fandroid_hardware_samsung.git

audio: Fix device table access in get_snd_device_name()

We have a value for SND_DEVICE_NONE so we should use that. There is no
field for SND_DEVICE_MIN so we need to check it is bigger.

Change-Id: I041930c8c4b552d45804a178aeb1aa981ae7c13f
---

diff --git a/audio/audio_hw.c b/audio/audio_hw.c
index ea69f25..61b28e2 100644
--- a/audio/audio_hw.c
+++ b/audio/audio_hw.c
@@ -440,7 +440,8 @@ static const char *get_snd_device_name(snd_device_t snd_device)
 {
     const char *name = NULL;
 
-    if (snd_device >= SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX)
+    if (snd_device == SND_DEVICE_NONE ||
+        (snd_device > SND_DEVICE_MIN && snd_device < SND_DEVICE_MAX))
         name = device_table[snd_device];
 
     ALOGE_IF(name == NULL, "%s: invalid snd device %d", __func__, snd_device);