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alsa: determine buffer_time if not already known

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This patch fixes a theoretical (but practically impossible) flaw: the
variable "buffer_time" may be uninitialized when it is used.
Initialize the variable with snd_pcm_hw_params_get_buffer_time().
This commit is contained in:
Max Kellermann 2009-03-08 04:11:30 +01:00
parent 554a34fb95
commit ab656a52da
1 changed files with 5 additions and 0 deletions
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5
src/output/alsa_plugin.c
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@ -309,6 +309,11 @@ configure_hw:
&buffer_time, NULL); &buffer_time, NULL);
if (err < 0) if (err < 0)
goto error; goto error;
} else {
err = snd_pcm_hw_params_get_buffer_time(hwparams, &buffer_time,
NULL);
if (err < 0)
buffer_time = 0;
} }
if (period_time_ro == 0 && buffer_time >= 10000) { if (period_time_ro == 0 && buffer_time >= 10000) {