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net: ep93xx_eth: Delete unnecessary checks before the function call "kfree" 

The kfree() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Markus Elfring 2015-02-04 15:56:58 +01:00 committed by David S. Miller
parent 27b917e54b
commit 7af348be47
1 changed files with 2 additions and 4 deletions
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6
drivers/net/ethernet/cirrus/ep93xx_eth.c
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@ -475,8 +475,7 @@ static void ep93xx_free_buffers(struct ep93xx_priv *ep)
if (d)
dma_unmap_single(dev, d, PKT_BUF_SIZE, DMA_FROM_DEVICE);
if (ep->rx_buf[i] != NULL)
kfree(ep->rx_buf[i]);
kfree(ep->rx_buf[i]);
}
for (i = 0; i < TX_QUEUE_ENTRIES; i++) {
@ -486,8 +485,7 @@ static void ep93xx_free_buffers(struct ep93xx_priv *ep)
if (d)
dma_unmap_single(dev, d, PKT_BUF_SIZE, DMA_TO_DEVICE);
if (ep->tx_buf[i] != NULL)
kfree(ep->tx_buf[i]);
kfree(ep->tx_buf[i]);
}
dma_free_coherent(dev, sizeof(struct ep93xx_descs), ep->descs,