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fix uninitialized dir variable in pa_linux_alsa.c GropeDevice() by removing it. pass NULL as parameter to ALSA functions instead. see ticket #263.

This commit is contained in:
Ross Bencina 2019-05-12 21:38:30 +10:00
parent c5d2c51bd6
commit 933b05c331
1 changed files with 2 additions and 3 deletions
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5
src/hostapi/alsa/pa_linux_alsa.c
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@ -842,7 +842,6 @@ static PaError GropeDevice( snd_pcm_t* pcm, int isPlug, StreamDirection mode, in
double * defaultLowLatency, * defaultHighLatency, * defaultSampleRate =
&devInfo->baseDeviceInfo.defaultSampleRate;
double defaultSr = *defaultSampleRate;
int dir;
assert( pcm );
@ -920,7 +919,7 @@ static PaError GropeDevice( snd_pcm_t* pcm, int isPlug, StreamDirection mode, in
alsaBufferFrames = 512;
alsaPeriodFrames = 128;
ENSURE_( alsa_snd_pcm_hw_params_set_buffer_size_near( pcm, hwParams, &alsaBufferFrames ), paUnanticipatedHostError );
ENSURE_( alsa_snd_pcm_hw_params_set_period_size_near( pcm, hwParams, &alsaPeriodFrames, &dir ), paUnanticipatedHostError );
ENSURE_( alsa_snd_pcm_hw_params_set_period_size_near( pcm, hwParams, &alsaPeriodFrames, NULL ), paUnanticipatedHostError );
*defaultLowLatency = (double) (alsaBufferFrames - alsaPeriodFrames) / defaultSr;
/* Base the high latency case on values four times larger */
@ -930,7 +929,7 @@ static PaError GropeDevice( snd_pcm_t* pcm, int isPlug, StreamDirection mode, in
ENSURE_( alsa_snd_pcm_hw_params_any( pcm, hwParams ), paUnanticipatedHostError );
ENSURE_( SetApproximateSampleRate( pcm, hwParams, defaultSr ), paUnanticipatedHostError );
ENSURE_( alsa_snd_pcm_hw_params_set_buffer_size_near( pcm, hwParams, &alsaBufferFrames ), paUnanticipatedHostError );
ENSURE_( alsa_snd_pcm_hw_params_set_period_size_near( pcm, hwParams, &alsaPeriodFrames, &dir ), paUnanticipatedHostError );
ENSURE_( alsa_snd_pcm_hw_params_set_period_size_near( pcm, hwParams, &alsaPeriodFrames, NULL ), paUnanticipatedHostError );
*defaultHighLatency = (double) (alsaBufferFrames - alsaPeriodFrames) / defaultSr;
*minChannels = (int)minChans;