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krnl386.exe16: Avoid shift overflows in DMA_ioport_out. 

Signed-off-by: Gerald Pfeifer <gerald@pfeifer.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
oldstable
Gerald Pfeifer 2015-11-28 22:51:18 +01:00 committed by Alexandre Julliard
parent 1616f0ede9
commit 99b83bf385
1 changed files with 7 additions and 7 deletions
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14
dlls/krnl386.exe16/dma.c
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@ -210,13 +210,13 @@ void DMA_ioport_out( WORD port, BYTE val )
case 0x8A: DMA_BaseAddress[7]=(DMA_BaseAddress[7] & (~0xFF << 16))|((val & 0xFF) << 16); break;
/* Low Page Base Address (only 4 lower bits are significant) */
case 0x487: DMA_BaseAddress[0]=(DMA_BaseAddress[0] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x483: DMA_BaseAddress[1]=(DMA_BaseAddress[1] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x481: DMA_BaseAddress[2]=(DMA_BaseAddress[2] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x482: DMA_BaseAddress[3]=(DMA_BaseAddress[3] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x48B: DMA_BaseAddress[5]=(DMA_BaseAddress[5] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x489: DMA_BaseAddress[6]=(DMA_BaseAddress[6] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x48A: DMA_BaseAddress[7]=(DMA_BaseAddress[7] & (~0xFF << 24))|((val & 0x0F) << 24); break;
case 0x487: DMA_BaseAddress[0]=(DMA_BaseAddress[0] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x483: DMA_BaseAddress[1]=(DMA_BaseAddress[1] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x481: DMA_BaseAddress[2]=(DMA_BaseAddress[2] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x482: DMA_BaseAddress[3]=(DMA_BaseAddress[3] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x48B: DMA_BaseAddress[5]=(DMA_BaseAddress[5] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x489: DMA_BaseAddress[6]=(DMA_BaseAddress[6] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x48A: DMA_BaseAddress[7]=(DMA_BaseAddress[7] & (~0xFFu << 24))|((val & 0x0F) << 24); break;
case 0x08:
case 0xD0: