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irda: use pci_zalloc_consistent 

Remove the now unnecessary memset too.

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Samuel Ortiz <samuel@sortiz.org>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Joe Perches 2014-08-08 14:24:36 -07:00 committed by Linus Torvalds
parent 440c734fef
commit 38537b7f55
1 changed files with 2 additions and 2 deletions
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4
drivers/net/irda/vlsi_ir.c
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@ -485,13 +485,13 @@ static int vlsi_create_hwif(vlsi_irda_dev_t *idev)
idev->virtaddr = NULL;
idev->busaddr = 0;
ringarea = pci_alloc_consistent(idev->pdev, HW_RING_AREA_SIZE, &idev->busaddr);
ringarea = pci_zalloc_consistent(idev->pdev, HW_RING_AREA_SIZE,
&idev->busaddr);
if (!ringarea) {
IRDA_ERROR("%s: insufficient memory for descriptor rings\n",
__func__);
goto out;
}
memset(ringarea, 0, HW_RING_AREA_SIZE);
hwmap = (struct ring_descr_hw *)ringarea;
idev->rx_ring = vlsi_alloc_ring(idev->pdev, hwmap, ringsize[1],