drivers:net: dma_alloc_coherent: use __GFP_ZERO instead of memset(, 0)

[linux-2.6-block.git] / drivers / net / irda / w83977af_ir.c

diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index f5bb92f15880dffb947f387577460451bb774068..bb8857a158a61efb8f5db3e0473899cf52855448 100644 (file)
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -216,22 +216,19 @@ static int w83977af_open(int i, unsigned int iobase, unsigned int irq,
        /* Allocate memory if needed */
        self->rx_buff.head =
                dma_alloc_coherent(NULL, self->rx_buff.truesize,
-                                  &self->rx_buff_dma, GFP_KERNEL);
+                                  &self->rx_buff_dma, GFP_KERNEL | __GFP_ZERO);
        if (self->rx_buff.head == NULL) {
                err = -ENOMEM;
                goto err_out1;
        }
 
-       memset(self->rx_buff.head, 0, self->rx_buff.truesize);
-       
        self->tx_buff.head =
                dma_alloc_coherent(NULL, self->tx_buff.truesize,
-                                  &self->tx_buff_dma, GFP_KERNEL);
+                                  &self->tx_buff_dma, GFP_KERNEL | __GFP_ZERO);
        if (self->tx_buff.head == NULL) {
                err = -ENOMEM;
                goto err_out2;
        }
-       memset(self->tx_buff.head, 0, self->tx_buff.truesize);
 
        self->rx_buff.in_frame = FALSE;
        self->rx_buff.state = OUTSIDE_FRAME;