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| author | Krzysztof Hałasa <khalasa@piap.pl> | 2013-06-14 13:59:38 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2013-06-14 14:13:55 +0200 |
| commit | 9d6736c9a2232ed105ebe38b3a2e21a98f5dd5ba (patch) | |
| tree | 6c1f9ff0579caeb9f709745d7341c77d90688828 | |
| parent | c91785e002b96afad344a8ab182e8d33e355b7f7 (diff) | |
| download | alsa-lib-9d6736c9a2232ed105ebe38b3a2e21a98f5dd5ba.tar.gz | |
pcm_direct: fix SEGFAULT when getgrnam_r() returns 0 and pgrp is NULL
Signed-off-by: Krzysztof Halasa <khalasa@piap.pl>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
| -rw-r--r-- | src/pcm/pcm_direct.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/pcm/pcm_direct.c b/src/pcm/pcm_direct.c index 101d3c8a..899c2504 100644 --- a/src/pcm/pcm_direct.c +++ b/src/pcm/pcm_direct.c @@ -1650,7 +1650,7 @@ int snd_pcm_direct_parse_open_conf(snd_config_t *root, snd_config_t *conf, if (buffer == NULL) return -ENOMEM; int st = getgrnam_r(group, &grp, buffer, len, &pgrp); - if (st != 0) { + if (st != 0 || !pgrp) { SNDERR("The field ipc_gid must be a valid group (create group %s)", group); free(buffer); return -EINVAL; |