diff options
| -rw-r--r-- | src/modules/alsa/alsa-util.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/modules/alsa/alsa-util.c b/src/modules/alsa/alsa-util.c index c53fd10d..a0907c4d 100644 --- a/src/modules/alsa/alsa-util.c +++ b/src/modules/alsa/alsa-util.c @@ -113,7 +113,7 @@ static void io_cb(pa_mainloop_api*a, pa_io_event* e, int fd, pa_io_event_flags_t static void defer_cb(pa_mainloop_api*a, pa_defer_event* e, void *userdata) { struct pa_alsa_fdlist *fdl = userdata; unsigned num_fds, i; - int err; + int err, n; struct pollfd *temp; pa_assert(a); @@ -122,7 +122,11 @@ static void defer_cb(pa_mainloop_api*a, pa_defer_event* e, void *userdata) { a->defer_enable(fdl->defer, 0); - num_fds = (unsigned) snd_mixer_poll_descriptors_count(fdl->mixer); + if ((n = snd_mixer_poll_descriptors_count(fdl->mixer)) < 0) { + pa_log("snd_mixer_poll_descriptors_count() failed: %s", snd_strerror(n)); + return; + } + num_fds = (unsigned) n; if (num_fds != fdl->num_fds) { if (fdl->fds) |