From: Takashi Iwai <tiwai@suse.de>
Date: Thu, 3 Aug 2006 15:27:35 +0000 (+0200)
Subject: Fix segfault in aplay when snd_pcm_name() == NULL
X-Git-Tag: v1.0.12rc2~3
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=2759c90a67ae991d58c7104265983bc125d8c69f;p=alsa-utils.git

Fix segfault in aplay when snd_pcm_name() == NULL

Fix segfault in aplay when snd_pcm_name() == NULL.
---

diff --git a/aplay/aplay.c b/aplay/aplay.c
index c1c59f9..3864322 100644
--- a/aplay/aplay.c
+++ b/aplay/aplay.c
@@ -918,8 +918,9 @@ static void set_params(void)
 	if ((float)rate * 1.05 < hwparams.rate || (float)rate * 0.95 > hwparams.rate) {
 		if (!quiet_mode) {
 			char plugex[64];
+			const char *pcmname = snd_pcm_name(handle);
 			fprintf(stderr, _("Warning: rate is not accurate (requested = %iHz, got = %iHz)\n"), rate, hwparams.rate);
-			if (strchr(snd_pcm_name(handle), ':'))
+			if (! pcmname || strchr(snd_pcm_name(handle), ':'))
 				*plugex = 0;
 			else
 				snprintf(plugex, sizeof(plugex), "(-Dplug:%s)",