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Commit da29b654 authored by Francois Gouget's avatar Francois Gouget Committed by Alexandre Julliard
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Make sure the 'alsa handle' is initialized to NULL before calling

snd_pcm_open(). Otherwise if it fails we get a crash trying to close an invalid alsa handle.
parent d6c537b4
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Showing with 3 additions and 1 deletion
dlls/winmm/winealsa/audio.c
View file @ da29b654
......@@ -522,7 +522,7 @@ end:
*/
LONG ALSA_WaveInit(void)
{
snd_pcm_t* h = NULL;
snd_pcm_t* h;
snd_pcm_info_t * info;
snd_pcm_hw_params_t * hw_params;
WINE_WAVEOUT* wwo;
......@@ -555,6 +555,7 @@ LONG ALSA_WaveInit(void)
#define EXIT_ON_ERROR(f,txt) do { int err; if ( (err = (f) ) < 0) { ERR(txt ": %s\n", snd_strerror(err)); if (h) snd_pcm_close(h); return -1; } } while(0)
h = NULL;
ALSA_WodNumDevs = 0;
EXIT_ON_ERROR( snd_pcm_open(&h, wwo->device, SND_PCM_STREAM_PLAYBACK, SND_PCM_NONBLOCK) , "open pcm" );
if (!h) return -1;
......@@ -661,6 +662,7 @@ LONG ALSA_WaveInit(void)
#define EXIT_ON_ERROR(f,txt) do { int err; if ( (err = (f) ) < 0) { ERR(txt ": %s\n", snd_strerror(err)); if (h) snd_pcm_close(h); return -1; } } while(0)
h = NULL;
ALSA_WidNumDevs = 0;
EXIT_ON_ERROR( snd_pcm_open(&h, wwi->device, SND_PCM_STREAM_CAPTURE, SND_PCM_NONBLOCK) , "open pcm" );
if (!h) return -1;
......
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