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Fix for buffer overflow in audio code, when feeding a device that needs

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resampling.

Fixes Bugzilla #298.

--HG--
branch : SDL-1.2
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/branches/SDL-1.2%402200
This commit is contained in:
Ryan C. Gordon 2006-10-27 20:18:24 +00:00
parent 0a1cd99daf
commit fce9244441
1 changed files with 2 additions and 1 deletions
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3
src/audio/SDL_audio.c
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@ -590,7 +590,8 @@ int SDL_OpenAudio(SDL_AudioSpec *desired, SDL_AudioSpec *obtained)
return(-1); return(-1);
} }
if ( audio->convert.needed ) { if ( audio->convert.needed ) {
audio->convert.len = desired->size; audio->convert.len = (int) ( ((double) desired->size) /
audio->convert.len_ratio );
audio->convert.buf =(Uint8 *)SDL_AllocAudioMem( audio->convert.buf =(Uint8 *)SDL_AllocAudioMem(
audio->convert.len*audio->convert.len_mult); audio->convert.len*audio->convert.len_mult);
if ( audio->convert.buf == NULL ) { if ( audio->convert.buf == NULL ) {