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Fix pointer aliasing warning in the Mass Storage demos.

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Dean Camera
2010-07-15 10:34:29 +00:00
parent e2e1fe5aad
commit 40631e9fe5
10 changed files with 28 additions and 34 deletions
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Demos/Device/ClassDriver/MassStorageKeyboard/Lib/SCSI.c
+2 -3
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@@ -148,8 +148,7 @@ bool SCSI_DecodeSCSICommand(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)
*/
static bool SCSI_Command_Inquiry(USB_ClassInfo_MS_Device_t* MSInterfaceInfo)
{
uint16_t AllocationLength = (((uint16_t)MSInterfaceInfo->State.CommandBlock.SCSICommandData[3] << 8) |
MSInterfaceInfo->State.CommandBlock.SCSICommandData[4]);
uint16_t AllocationLength = SwapEndian_16(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[3]);
uint16_t BytesTransferred = (AllocationLength < sizeof(InquiryData))? AllocationLength :
sizeof(InquiryData);
@@ -310,7 +309,7 @@ static bool SCSI_Command_ReadWrite_10(USB_ClassInfo_MS_Device_t* MSInterfaceInfo
BlockAddress = SwapEndian_32(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[2]);
/* Load in the 16-bit total blocks (SCSI uses big-endian, so have to reverse the byte order) */
TotalBlocks = SwapEndian_16(*(uint16_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
TotalBlocks = SwapEndian_16(*(uint32_t*)&MSInterfaceInfo->State.CommandBlock.SCSICommandData[7]);
/* Check if the block address is outside the maximum allowable value for the LUN */
if (BlockAddress >= LUN_MEDIA_BLOCKS)