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Fix dereference of voice->sample before NULL check

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Signed-off-by: David Henningsson <diwic@ubuntu.com>
This commit is contained in:
Surabhi Mishra 2014-07-01 14:40:01 +02:00 committed by David Henningsson
parent ee54995fab
commit 380fd258d7
1 changed files with 12 additions and 8 deletions
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20
fluidsynth/src/synth/fluid_voice.c
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@ -763,15 +763,19 @@ fluid_voice_update_param(fluid_voice_t* voice, int gen)
* which offsets the original rate. This means that the fine tuning is * which offsets the original rate. This means that the fine tuning is
* inverted with respect to the root note (so subtract it, not add). * inverted with respect to the root note (so subtract it, not add).
*/ */
if (voice->gen[GEN_OVERRIDEROOTKEY].val > -1) { //FIXME: use flag instead of -1
voice->root_pitch = voice->gen[GEN_OVERRIDEROOTKEY].val * 100.0f
- voice->sample->pitchadj;
} else {
voice->root_pitch = voice->sample->origpitch * 100.0f - voice->sample->pitchadj;
}
x = fluid_ct2hz(voice->root_pitch);
if (voice->sample != NULL) { if (voice->sample != NULL) {
x *= (fluid_real_t) voice->output_rate / voice->sample->samplerate; if (voice->gen[GEN_OVERRIDEROOTKEY].val > -1) //FIXME: use flag instead of -1
voice->root_pitch = voice->gen[GEN_OVERRIDEROOTKEY].val * 100.0f
- voice->sample->pitchadj;
else
voice->root_pitch = voice->sample->origpitch * 100.0f - voice->sample->pitchadj;
x = (fluid_ct2hz(voice->root_pitch) * ((fluid_real_t) voice->output_rate / voice->sample->samplerate));
} else {
if (voice->gen[GEN_OVERRIDEROOTKEY].val > -1) //FIXME: use flag instead of -1
voice->root_pitch = voice->gen[GEN_OVERRIDEROOTKEY].val * 100.0f;
else
voice->root_pitch = 0;
x = fluid_ct2hz(voice->root_pitch);
} }
/* voice->pitch depends on voice->root_pitch, so calculate voice->pitch now */ /* voice->pitch depends on voice->root_pitch, so calculate voice->pitch now */
fluid_voice_calculate_gen_pitch(voice); fluid_voice_calculate_gen_pitch(voice);