Henri Verbeet : avifil32: Properly check the required buffer size in AVIFILE_ReadBlock().
Alexandre Julliard
julliard at winehq.org
Tue Jan 5 11:37:51 CST 2010
Module: wine
Branch: master
Commit: 4c36e12be6fdc1afc6431df3f930715f587ef757
URL: http://source.winehq.org/git/wine.git/?a=commit;h=4c36e12be6fdc1afc6431df3f930715f587ef757
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Mon Jan 4 21:33:12 2010 +0100
avifil32: Properly check the required buffer size in AVIFILE_ReadBlock().
---
dlls/avifil32/avifile.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/dlls/avifil32/avifile.c b/dlls/avifil32/avifile.c
index 49e141f..2486611 100644
--- a/dlls/avifil32/avifile.c
+++ b/dlls/avifil32/avifile.c
@@ -2027,7 +2027,7 @@ static HRESULT AVIFILE_ReadBlock(IAVIStreamImpl *This, DWORD pos,
size += 2 * sizeof(DWORD);
/* check that buffer is big enough -- don't trust dwSuggestedBufferSize */
- if (This->lpBuffer == NULL || size < This->cbBuffer) {
+ if (This->lpBuffer == NULL || This->cbBuffer < size) {
DWORD maxSize = max(size, This->sInfo.dwSuggestedBufferSize);
if (This->lpBuffer == NULL)
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