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- Added a length check.

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This commit is contained in:
Takashi Iwai 2000-10-30 17:54:55 +00:00
parent 0e561770c6
commit 1e9a496217
1 changed files with 2 additions and 0 deletions
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2
src/seq/seq.c
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@ -732,6 +732,8 @@ int snd_seq_event_output_buffer(snd_seq_t *seq, snd_seq_event_t *ev)
len = snd_seq_event_length(ev); len = snd_seq_event_length(ev);
if (len < 0) if (len < 0)
return -EINVAL; return -EINVAL;
if ((size_t) len >= seq->obufsize)
return -EINVAL;
if ((seq->obufsize - seq->obufused) < (size_t) len) if ((seq->obufsize - seq->obufused) < (size_t) len)
return -EAGAIN; return -EAGAIN;
memcpy(seq->obuf + seq->obufused, ev, sizeof(snd_seq_event_t)); memcpy(seq->obuf + seq->obufused, ev, sizeof(snd_seq_event_t));