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Commit 2759c8d5 authored by Jeff Garzik's avatar Jeff Garzik
Browse files

[wireless airo] remove needed dma_addr_t obfuscation 

Fixes bus address truncation bug for certain configs.
parent e2e96507

drivers/net/wireless/airo.c

+7 −6
Original line number Diff line number Diff line
@@ -2521,7 +2521,8 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci, 
	unsigned long mem_start, mem_len, aux_start, aux_len;

	int rc = -1;

	int i;

	unsigned char *busaddroff,*vpackoff;

	dma_addr_t busaddroff;

	unsigned char *vpackoff;

	unsigned char __iomem *pciaddroff;



	mem_start = pci_resource_start(pci, 1);
@@ -2564,7 +2565,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci, 
	/*

	 * Setup descriptor RX, TX, CONFIG

	 */

	busaddroff = (unsigned char *)ai->shared_dma;

	busaddroff = ai->shared_dma;

	pciaddroff = ai->pciaux + AUX_OFFSET;

	vpackoff   = ai->shared;
@@ -2573,7 +2574,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci, 
		ai->rxfids[i].pending = 0;

		ai->rxfids[i].card_ram_off = pciaddroff;

		ai->rxfids[i].virtual_host_addr = vpackoff;

		ai->rxfids[i].rx_desc.host_addr = (dma_addr_t) busaddroff;

		ai->rxfids[i].rx_desc.host_addr = busaddroff;

		ai->rxfids[i].rx_desc.valid = 1;

		ai->rxfids[i].rx_desc.len = PKTSIZE;

		ai->rxfids[i].rx_desc.rdy = 0;
@@ -2588,7 +2589,7 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci, 
		ai->txfids[i].card_ram_off = pciaddroff;

		ai->txfids[i].virtual_host_addr = vpackoff;

		ai->txfids[i].tx_desc.valid = 1;

		ai->txfids[i].tx_desc.host_addr = (dma_addr_t) busaddroff;

		ai->txfids[i].tx_desc.host_addr = busaddroff;

		memcpy(ai->txfids[i].virtual_host_addr,

			&wifictlhdr8023, sizeof(wifictlhdr8023));
@@ -2601,8 +2602,8 @@ static int mpi_map_card(struct airo_info *ai, struct pci_dev *pci, 
	/* Rid descriptor setup */

	ai->config_desc.card_ram_off = pciaddroff;

	ai->config_desc.virtual_host_addr = vpackoff;

	ai->config_desc.rid_desc.host_addr = (dma_addr_t) busaddroff;

	ai->ridbus = (dma_addr_t)busaddroff;

	ai->config_desc.rid_desc.host_addr = busaddroff;

	ai->ridbus = busaddroff;

	ai->config_desc.rid_desc.rid = 0;

	ai->config_desc.rid_desc.len = RIDSIZE;

	ai->config_desc.rid_desc.valid = 1;