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- check the return value of malloc & co.

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This commit is contained in:
Takashi Iwai 2004-02-25 11:24:29 +00:00
parent 7e6569e300
commit d91948db49
7 changed files with 42 additions and 0 deletions
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16
src/pcm/pcm_multi.c
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@ -696,8 +696,17 @@ int snd_pcm_multi_open(snd_pcm_t **pcmp, const char *name,
multi->slaves_count = slaves_count;
multi->master_slave = master_slave;
multi->slaves = calloc(slaves_count, sizeof(*multi->slaves));
if (!multi->slaves) {
free(multi);
return -ENOMEM;
}
multi->channels_count = channels_count;
multi->channels = calloc(channels_count, sizeof(*multi->channels));
if (!multi->channels) {
free(multi->slaves);
free(multi->channels);
return -ENOMEM;
}
for (i = 0; i < slaves_count; ++i) {
snd_pcm_multi_slave_t *slave = &multi->slaves[i];
assert(slaves_pcm[i]->stream == stream);
@ -914,6 +923,11 @@ int _snd_pcm_multi_open(snd_pcm_t **pcmp, const char *name,
slaves_channels = calloc(slaves_count, sizeof(*slaves_channels));
channels_sidx = calloc(channels_count, sizeof(*channels_sidx));
channels_schannel = calloc(channels_count, sizeof(*channels_schannel));
if (!slaves_id || !slaves_conf || !slaves_pcm || !slaves_channels ||
!channels_sidx || !channels_schannel) {
err = -ENOMEM;
goto _free;
}
idx = 0;
for (idx = 0; idx < channels_count; ++idx)
channels_sidx[idx] = -1;
@ -1036,6 +1050,8 @@ _free:
free(channels_sidx);
if (channels_schannel)
free(channels_schannel);
if (slaves_id)
free(slaves_id);
return err;
}
#ifndef DOC_HIDDEN