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alsa: Make device enumeration robust against weird results with NULL strings.

This commit is contained in:
Ryan C. Gordon 2016-04-04 22:49:13 -04:00
parent 6cfa71a10e
commit a581346fae
1 changed files with 8 additions and 3 deletions
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11
src/audio/alsa/SDL_alsa_audio.c
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@ -668,12 +668,17 @@ ALSA_Deinitialize(void)
static void
add_device(const int iscapture, const char *name, const char *_desc)
{
char *desc = SDL_strdup(_desc);
char *desc = NULL;
char *handle = NULL;
char *ptr;
char *ptr = NULL;
if (!name || !_desc) {
return; /* nothing we can do with this...? */
}
desc = SDL_strdup(_desc);
if (!desc) {
return;
return; /* oh well, out of memory. Skip it. */
}
/* some strings have newlines, like "HDA NVidia, HDMI 0\nHDMI Audio Output" */