From 38537b7f558bca5375b87f0c75ec5cfa2ed69dab Mon Sep 17 00:00:00 2001
From: Joe Perches <joe@perches.com>
Date: Fri, 8 Aug 2014 14:24:36 -0700
Subject: 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>

diff --git a/drivers/net/irda/vlsi_ir.c b/drivers/net/irda/vlsi_ir.c
index 4850066..58ef594 100644
--- a/drivers/net/irda/vlsi_ir.c
+++ b/drivers/net/irda/vlsi_ir.c
@@ -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],
-- 
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