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MemArena: Fix the calculation of position in SHM

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The code to calculate the offsets into the SHM file wasn't properly
respecting the skip flags, causing it to calculate offsets beyond
the end of the SHM file.
This commit is contained in:
Jasper St. Pierre 2014-11-02 19:12:21 -08:00
parent 64540bc60d
commit 5e5ed07b41
1 changed files with 5 additions and 3 deletions
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8
Source/Core/Common/MemArena.cpp
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@ -176,15 +176,17 @@ static bool Memory_TryBase(u8 *base, MemoryView *views, int num_views, u32 flags
// We just mimic the popular BAT setup.
u32 shm_position = 0;
// Zero all the pointers to be sure.
for (int i = 0; i < num_views; i++)
{
// Zero all the pointers to be sure.
views[i].mapped_ptr = nullptr;
if (!(views[i].flags & MV_MIRROR_PREVIOUS) && i > 0)
shm_position += views[i - 1].size;
SKIP(flags, views[i].flags);
views[i].shm_position = shm_position;
if (!(views[i].flags & MV_MIRROR_PREVIOUS))
shm_position += views[i].size;
}
int i;