diff options
| -rw-r--r-- | drivers/net/wan/cosa.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c index c051c6120e30..7b57233aeec9 100644 --- a/drivers/net/wan/cosa.c +++ b/drivers/net/wan/cosa.c @@ -719,7 +719,7 @@ static char *cosa_net_setup_rx(struct channel_data *chan, int size) */ kfree_skb(chan->rx_skb); chan->rx_skb = dev_alloc_skb(size); - if (chan->rx_skb == NULL) { + if (!chan->rx_skb) { pr_notice("%s: Memory squeeze, dropping packet\n", chan->name); chan->netdev->stats.rx_dropped++; return NULL; @@ -783,7 +783,7 @@ static ssize_t cosa_read(struct file *file, return -ERESTARTSYS; chan->rxdata = kmalloc(COSA_MTU, GFP_DMA|GFP_KERNEL); - if (chan->rxdata == NULL) { + if (!chan->rxdata) { mutex_unlock(&chan->rlock); return -ENOMEM; } @@ -861,7 +861,7 @@ static ssize_t cosa_write(struct file *file, /* Allocate the buffer */ kbuf = kmalloc(count, GFP_KERNEL|GFP_DMA); - if (kbuf == NULL) { + if (!kbuf) { up(&chan->wsem); return -ENOMEM; } |