Commit 492ca4da authored by James Bottomley's avatar James Bottomley Committed by Martin K. Petersen
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scsi: aha1542: Fix zeroday __udivdi3 warning 



dma_addr_t can be u64 on pae systems but isa_virt_to_bus only ever
returns unsigned long (because an ISA physical address can only be 24
bits). Cast to unsigned long to avoid division.

Fixes: 1794ef2b ("scsi: aha1542: convert to DMA mapping API")
Signed-off-by: default avatarJames Bottomley <James.Bottomley@HansenPartnership.com>
Reviewed-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Signed-off-by: default avatarMartin K. Petersen <martin.petersen@oracle.com>
parent 71714553

drivers/scsi/aha1542.c

+1 −1
Original line number Diff line number Diff line
@@ -325,7 +325,7 @@ static irqreturn_t aha1542_interrupt(int irq, void *dev_id) 
			return IRQ_HANDLED;

		};



		mbo = (scsi2int(mb[mbi].ccbptr) - aha1542->ccb_handle) / sizeof(struct ccb);

		mbo = (scsi2int(mb[mbi].ccbptr) - (unsigned long)aha1542->ccb_handle) / sizeof(struct ccb);

		mbistatus = mb[mbi].status;

		mb[mbi].status = 0;

		aha1542->aha1542_last_mbi_used = mbi;