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don't access freed memory if the frame was malloc'd

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6484 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-09-01 19:34:49 +00:00
parent c88ab78d47
commit 25f3403b21
1 changed files with 2 additions and 1 deletions
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3
res/res_musiconhold.c
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@@ -241,18 +241,19 @@ static int moh_files_generator(struct ast_channel *chan, void *data, int len, in
struct moh_files_state *state = chan->music_state;
struct ast_frame *f = NULL;
int res = 0;
state->sample_queue += samples;
while (state->sample_queue > 0) {
if ((f = moh_files_readframe(chan))) {
state->samples += f->samples;
res = ast_write(chan, f);
state->sample_queue -= f->samples;
ast_frfree(f);
if (res < 0) {
ast_log(LOG_WARNING, "Failed to write frame to '%s': %s\n", chan->name, strerror(errno));
return -1;
}
state->sample_queue -= f->samples;
} else
return -1;
}