src/pcm/pcm_ladspa.c: add missing free

Something that is allocated using calloc is not freed on some
error paths.

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Suman Saha <sumsaha@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Julia Lawall 2011-09-18 22:04:36 +02:00 committed by Takashi Iwai
parent 2a7f653b7f
commit 03aa1a57c9

View file

@ -750,8 +750,10 @@ static int snd_pcm_ladspa_allocate_memory(snd_pcm_t *pcm, snd_pcm_ladspa_t *lads
if (instance->input.data == NULL ||
instance->input.m_data == NULL ||
instance->output.data == NULL ||
instance->output.m_data == NULL)
instance->output.m_data == NULL) {
free(pchannels);
return -ENOMEM;
}
for (idx = 0; idx < instance->input.channels.size; idx++) {
chn = instance->output.channels.array[idx];
if (pchannels[chn] == NULL && chn < ichannels) {
@ -761,17 +763,21 @@ static int snd_pcm_ladspa_allocate_memory(snd_pcm_t *pcm, snd_pcm_ladspa_t *lads
instance->input.data[idx] = pchannels[chn];
if (instance->input.data[idx] == NULL) {
instance->input.data[idx] = snd_pcm_ladspa_allocate_zero(ladspa, 0);
if (instance->input.data[idx] == NULL)
if (instance->input.data[idx] == NULL) {
free(pchannels);
return -ENOMEM;
}
}
}
for (idx = 0; idx < instance->output.channels.size; idx++) {
chn = instance->output.channels.array[idx];
/* FIXME/OPTIMIZE: check if we can remove double alloc */
/* if LADSPA plugin has no broken inplace */
instance->output.data[idx] = malloc(sizeof(LADSPA_Data) * ladspa->allocated);
if (instance->output.data[idx] == NULL)
if (instance->output.data[idx] == NULL) {
free(pchannels);
return -ENOMEM;
}
pchannels[chn] = instance->output.m_data[idx] = instance->output.data[idx];
}
}
@ -793,13 +799,15 @@ static int snd_pcm_ladspa_allocate_memory(snd_pcm_t *pcm, snd_pcm_ladspa_t *lads
instance->output.data[idx] = NULL;
} else {
instance->output.data[idx] = snd_pcm_ladspa_allocate_zero(ladspa, 1);
if (instance->output.data[idx] == NULL)
if (instance->output.data[idx] == NULL) {
free(pchannels);
return -ENOMEM;
}
}
}
}
}
}
#if 0
printf("zero[0] = %p\n", ladspa->zero[0]);
printf("zero[1] = %p\n", ladspa->zero[1]);