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Incorrect calculation of size for alloc and realloc

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1130
This commit is contained in:
Sjoerd van der Berg 2003-07-14 11:06:37 +00:00
parent fd3d665956
commit 66d2196e7c
1 changed files with 2 additions and 2 deletions
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4
src/ints/xms.cpp
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@ -121,7 +121,7 @@ Bitu XMS_AllocateMemory(Bitu size, Bit16u& handle)
while (!xms_handles[index].free) {
if (++index>XMS_HANDLES) return XMS_OUT_OF_HANDLES;
}
Bitu pages=(size/4) + (size & 3) ? 1 : 0;
Bitu pages=(size/4) + ((size & 3) ? 1 : 0);
MemHandle mem=MEM_AllocatePages(pages,true);
if (!mem) return XMS_OUT_OF_SPACE;
xms_handles[index].free=false;
@ -224,7 +224,7 @@ Bitu XMS_ResizeMemory(Bitu handle, Bitu newSize)
if (InvalidHandle(handle)) return XMS_INVALID_HANDLE;
// Block has to be unlocked
if (xms_handles[handle].locked>0) return XMS_BLOCK_LOCKED;
Bitu pages=newSize/4 + (newSize & 3) ? 1 : 0;
Bitu pages=newSize/4 + ((newSize & 3) ? 1 : 0);
if (MEM_ReAllocatePages(xms_handles[handle].mem,pages,true)) {
return 0;
} else return XMS_OUT_OF_SPACE;