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authorWei Jia <wjia@google.com>2015-08-19 17:31:51 -0700
committerWei Jia <wjia@google.com>2015-08-20 03:36:58 +0000
commitb2ae4351539de9aa4667fcb3e02ba40d9c6bd094 (patch)
treeaa8ac42170bb5e669d625f7bc351327780feda61 /media
parent916a9684295fb578f4b3c6c16b621ef201a49964 (diff)
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libstagefright: fix overflow in pvdec_api.cpp.
Bug: 20674086 Change-Id: Ie2c711865c3b92f3fa2f3c7a436fa0e3687eb8b3 (cherry picked from commit d7bb1cd786e5ea4ac61119cc1a08082474f7787b)
Diffstat (limited to 'media')
-rw-r--r--media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp b/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
index 419e3f4..30d5cbd 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
+++ b/media/libstagefright/codecs/m4v_h263/dec/src/pvdec_api.cpp
@@ -338,7 +338,7 @@ Bool PVAllocVideoData(VideoDecControls *decCtrl, int width, int height, int nLay
video->prevVop->uChan = video->prevVop->yChan + size;
video->prevVop->vChan = video->prevVop->uChan + (size >> 2);
#else
- if (size > INT32_MAX / 3 * 2) {
+ if (size > INT32_MAX / 3) {
return PV_FALSE;
}
video->currVop->yChan = (PIXEL *) oscl_malloc(size * 3 / 2); /* Allocate memory for all VOP OKA 3/2/1*/
@@ -368,7 +368,7 @@ Bool PVAllocVideoData(VideoDecControls *decCtrl, int width, int height, int nLay
{
oscl_memset(video->prevEnhcVop, 0, sizeof(Vop));
#ifndef PV_MEMORY_POOL
- if (size > INT32_MAX / 3 * 2) {
+ if (size > INT32_MAX / 3) {
return PV_FALSE;
}