[PATCH] Fix warning with b44.c on 64bit boxes

sizeof() return is not an int, so use max_t to get the types right.
Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

drivers/net/b44.c

@@ -2136,7 +2136,7 @@ static int __init b44_init(void)
 
 	/* Setup paramaters for syncing RX/TX DMA descriptors */
 	dma_desc_align_mask = ~(dma_desc_align_size - 1);
-	dma_desc_sync_size = max(dma_desc_align_size, sizeof(struct dma_desc));
+	dma_desc_sync_size = max_t(unsigned int, dma_desc_align_size, sizeof(struct dma_desc));
 
 	return pci_module_init(&b44_driver);
 }