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author | Max Kellermann <max@duempel.org> | 2008-09-10 11:44:02 +0200 |
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committer | Max Kellermann <max@duempel.org> | 2008-09-10 11:44:02 +0200 |
commit | 5d0a8ce3af943c33c4287907033c6ad0a335fba6 (patch) | |
tree | d537a697626f8d766aea922b9fd18259a2ab6c24 /src/audio.c | |
parent | 8d1801c59d67617541447a47b7fdd2cbcb4bc7cb (diff) | |
download | mpd-5d0a8ce3af943c33c4287907033c6ad0a335fba6.tar.gz mpd-5d0a8ce3af943c33c4287907033c6ad0a335fba6.tar.xz mpd-5d0a8ce3af943c33c4287907033c6ad0a335fba6.zip |
audio: don't free uninitialized audio_buffer
free(NULL) isn't explicitly forbidden, but isn't exactly good style.
Check the rare case that the audio buffer isn't initialized yet in
closeAudioDevice(). In this case, we also don't have to call
flushAudioBuffer().
Diffstat (limited to 'src/audio.c')
-rw-r--r-- | src/audio.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/audio.c b/src/audio.c index b868edb30..7c430b326 100644 --- a/src/audio.c +++ b/src/audio.c @@ -386,11 +386,12 @@ void closeAudioDevice(void) { unsigned int i; - flushAudioBuffer(); - - free(audio_buffer.buffer); - audio_buffer.buffer = NULL; - audio_buffer.size = 0; + if (audio_buffer.buffer != NULL) { + flushAudioBuffer(); + free(audio_buffer.buffer); + audio_buffer.buffer = NULL; + audio_buffer.size = 0; + } for (i = 0; i < audioOutputArraySize; ++i) { if (audioDeviceStates[i] == DEVICE_ON) |