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arcnet: Remove pointer comparisons to NULL 

Use direct tests of pointer instead.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Michael Grzeschik <m.grzeschik@pengutronix.de>
hifive-unleashed-5.1
Joe Perches 2015-05-05 10:06:00 -07:00 committed by Michael Grzeschik
parent 97464eddf9
commit d8101e7bec
4 changed files with 6 additions and 6 deletions
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2
drivers/net/arcnet/arc-rawmode.c
View File

@ -97,7 +97,7 @@ static void rx(struct net_device *dev, int bufnum,
ofs = 256 - length;
skb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
if (skb == NULL) {
if (!skb) {
dev->stats.rx_dropped++;
return;
}

4
drivers/net/arcnet/capmode.c
View File

@ -56,7 +56,7 @@ static void rx(struct net_device *dev, int bufnum,
ofs = 256 - length;
skb = alloc_skb(length + ARC_HDR_SIZE + sizeof(int), GFP_ATOMIC);
if (skb == NULL) {
if (!skb) {
dev->stats.rx_dropped++;
return;
}
@ -196,7 +196,7 @@ static int ack_tx(struct net_device *dev, int acked)
/* Now alloc a skb to send back up through the layers: */
ackskb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
if (ackskb == NULL)
if (!ackskb)
goto free_outskb;
skb_put(ackskb, length + ARC_HDR_SIZE);

2
drivers/net/arcnet/rfc1051.c
View File

@ -133,7 +133,7 @@ static void rx(struct net_device *dev, int bufnum,
ofs = 256 - length;
skb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
if (skb == NULL) {
if (!skb) {
dev->stats.rx_dropped++;
return;
}

4
drivers/net/arcnet/rfc1201.c
View File

@ -178,7 +178,7 @@ static void rx(struct net_device *dev, int bufnum,
in->sequence = soft->sequence;
skb = alloc_skb(length + ARC_HDR_SIZE, GFP_ATOMIC);
if (skb == NULL) {
if (!skb) {
dev->stats.rx_dropped++;
return;
}
@ -286,7 +286,7 @@ static void rx(struct net_device *dev, int bufnum,
}
in->skb = skb = alloc_skb(508 * in->numpackets + ARC_HDR_SIZE,
GFP_ATOMIC);
if (skb == NULL) {
if (!skb) {
arc_printk(D_NORMAL, dev, "(split) memory squeeze, dropping packet.\n");
lp->rfc1201.aborted_seq = soft->sequence;
dev->stats.rx_dropped++;