From: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Date: Mon, 6 May 2019 20:47:39 +0000 (+0900)
Subject: axfer/test: fix uninitialized warning
X-Git-Tag: v1.1.9~2
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=0248c297575c5fab52e80ca6a6ed944ce586d185;p=alsa-utils.git

axfer/test: fix uninitialized warning

This commit fixes uninitialized return value from a call of test_vector()
to suppress a warning below.

gcc -DHAVE_CONFIG_H -I. -I../../include     -O2 -Wall -pipe -g -MT mapper-test.o -MD -MP -MF .deps/mapper-test.Tpo -c -o mapper-test.o mapper-test.c
mapper-test.c: In function ‘test_vector’:
mapper-test.c:293:6: warning: ‘err’ may be used uninitialized in this function [-Wmaybe-uninitialized]
  int err;
      ^~~

Fixes: 39d1ab8a0cb4: ('axfer: add a unit test for mapper interface')
Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/axfer/test/mapper-test.c b/axfer/test/mapper-test.c
index 9f005aa..3dfcf50 100644
--- a/axfer/test/mapper-test.c
+++ b/axfer/test/mapper-test.c
@@ -300,8 +300,10 @@ static int test_vector(struct mapper_trial *trial, snd_pcm_access_t access,
 
 	for (i = 0; i < cntr_count; ++i) {
 		bufs[i] = malloc(size);
-		if (bufs[i] == NULL)
+		if (bufs[i] == NULL) {
+			err = -ENOMEM;
 			goto end;
+		}
 		memset(bufs[i], 0, size);
 	}