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net: drivers: use bool type instead of double negation 

Save some punctuation by using bool type's property equivalent to
doubled negation operator.

Reported-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michał Mirosław 2011-11-16 14:05:33 +00:00 committed by David S. Miller
parent 09da71b121
commit 3ad9b358e0
4 changed files with 6 additions and 6 deletions
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4
drivers/net/ethernet/jme.c
View File

@ -1883,7 +1883,7 @@ jme_fill_tx_map(struct pci_dev *pdev,
struct page *page,
u32 page_offset,
u32 len,
u8 hidma)
bool hidma)
{
dma_addr_t dmaaddr;
@ -1917,7 +1917,7 @@ jme_map_tx_skb(struct jme_adapter *jme, struct sk_buff *skb, int idx)
struct jme_ring *txring = &(jme->txring[0]);
struct txdesc *txdesc = txring->desc, *ctxdesc;
struct jme_buffer_info *txbi = txring->bufinf, *ctxbi;
u8 hidma = !!(jme->dev->features & NETIF_F_HIGHDMA);
bool hidma = jme->dev->features & NETIF_F_HIGHDMA;
int i, nr_frags = skb_shinfo(skb)->nr_frags;
int mask = jme->tx_ring_mask;
const struct skb_frag_struct *frag;

2
drivers/net/ethernet/marvell/mv643xx_eth.c
View File

@ -1582,7 +1582,7 @@ static int
mv643xx_eth_set_features(struct net_device *dev, netdev_features_t features)
{
struct mv643xx_eth_private *mp = netdev_priv(dev);
int rx_csum = !!(features & NETIF_F_RXCSUM);
bool rx_csum = features & NETIF_F_RXCSUM;
wrlp(mp, PORT_CONFIG, rx_csum ? 0x02000000 : 0x00000000);

2
drivers/net/ethernet/marvell/sky2.c
View File

@ -4313,7 +4313,7 @@ static int sky2_set_features(struct net_device *dev, netdev_features_t features)
netdev_features_t changed = dev->features ^ features;
if (changed & NETIF_F_RXCSUM) {
int on = !!(features & NETIF_F_RXCSUM);
bool on = features & NETIF_F_RXCSUM;
sky2_write32(sky2->hw, Q_ADDR(rxqaddr[sky2->port], Q_CSR),
on ? BMU_ENA_RX_CHKSUM : BMU_DIS_RX_CHKSUM);
}

4
drivers/net/xen-netfront.c
View File

@ -201,9 +201,9 @@ static void xennet_sysfs_delif(struct net_device *netdev);
#define xennet_sysfs_delif(dev) do { } while (0)
#endif
static int xennet_can_sg(struct net_device *dev)
static bool xennet_can_sg(struct net_device *dev)
{
return !!(dev->features & NETIF_F_SG);
return dev->features & NETIF_F_SG;
}