diff options
Diffstat (limited to 'arch/um/drivers/pcap_kern.c')
| -rw-r--r-- | arch/um/drivers/pcap_kern.c | 25 |
1 files changed, 16 insertions, 9 deletions
diff --git a/arch/um/drivers/pcap_kern.c b/arch/um/drivers/pcap_kern.c index 948849343ca4..8b27eae357ef 100644 --- a/arch/um/drivers/pcap_kern.c +++ b/arch/um/drivers/pcap_kern.c @@ -29,21 +29,25 @@ void pcap_init(struct net_device *dev, void *data) ppri->promisc = init->promisc; ppri->optimize = init->optimize; ppri->filter = init->filter; + + printk("pcap backend, host interface %s\n", ppri->host_if); } -static int pcap_read(int fd, struct sk_buff **skb, +static int pcap_read(int fd, struct sk_buff **skb, struct uml_net_private *lp) { *skb = ether_adjust_skb(*skb, ETH_HEADER_OTHER); - if(*skb == NULL) return(-ENOMEM); - return(pcap_user_read(fd, skb_mac_header(*skb), + if(*skb == NULL) + return -ENOMEM; + + return pcap_user_read(fd, skb_mac_header(*skb), (*skb)->dev->mtu + ETH_HEADER_OTHER, - (struct pcap_data *) &lp->user)); + (struct pcap_data *) &lp->user); } static int pcap_write(int fd, struct sk_buff **skb, struct uml_net_private *lp) { - return(-EPERM); + return -EPERM; } static const struct net_kern_info pcap_kern_info = { @@ -65,12 +69,12 @@ int pcap_setup(char *str, char **mac_out, void *data) .optimize = 0, .filter = NULL }); - remain = split_if_spec(str, &host_if, &init->filter, + remain = split_if_spec(str, &host_if, &init->filter, &options[0], &options[1], NULL); if(remain != NULL){ printk(KERN_ERR "pcap_setup - Extra garbage on " "specification : '%s'\n", remain); - return(0); + return 0; } if(host_if != NULL) @@ -87,10 +91,13 @@ int pcap_setup(char *str, char **mac_out, void *data) init->optimize = 1; else if(!strcmp(options[i], "nooptimize")) init->optimize = 0; - else printk("pcap_setup : bad option - '%s'\n", options[i]); + else { + printk("pcap_setup : bad option - '%s'\n", options[i]); + return 0; + } } - return(1); + return 1; } static struct transport pcap_transport = { |