diff options
Diffstat (limited to 'arch/um/drivers/pcap_user.c')
-rw-r--r-- | arch/um/drivers/pcap_user.c | 33 |
1 files changed, 11 insertions, 22 deletions
diff --git a/arch/um/drivers/pcap_user.c b/arch/um/drivers/pcap_user.c index 11921a7baa7b..a1747dc0ff6f 100644 --- a/arch/um/drivers/pcap_user.c +++ b/arch/um/drivers/pcap_user.c @@ -42,39 +42,39 @@ static int pcap_open(void *data) int err; if(pri->pcap == NULL) - return(-ENODEV); + return -ENODEV; if(pri->filter != NULL){ err = dev_netmask(pri->dev, &netmask); if(err < 0){ printk("pcap_open : dev_netmask failed\n"); - return(-EIO); + return -EIO; } pri->compiled = um_kmalloc(sizeof(struct bpf_program)); if(pri->compiled == NULL){ printk("pcap_open : kmalloc failed\n"); - return(-ENOMEM); + return -ENOMEM; } - + err = pcap_compile(pri->pcap, (struct bpf_program *) pri->compiled, pri->filter, pri->optimize, netmask); if(err < 0){ printk("pcap_open : pcap_compile failed - '%s'\n", pcap_geterr(pri->pcap)); - return(-EIO); + return -EIO; } err = pcap_setfilter(pri->pcap, pri->compiled); if(err < 0){ printk("pcap_open : pcap_setfilter failed - '%s'\n", pcap_geterr(pri->pcap)); - return(-EIO); + return -EIO; } } - - return(PCAP_FD(pri->pcap)); + + return PCAP_FD(pri->pcap); } static void pcap_remove(void *data) @@ -114,11 +114,11 @@ int pcap_user_read(int fd, void *buffer, int len, struct pcap_data *pri) n = pcap_dispatch(pri->pcap, 1, handler, (u_char *) &hdata); if(n < 0){ printk("pcap_dispatch failed - %s\n", pcap_geterr(pri->pcap)); - return(-EIO); + return -EIO; } else if(n == 0) - return(0); - return(hdata.len); + return 0; + return hdata.len; } const struct net_user_info pcap_user_info = { @@ -131,14 +131,3 @@ const struct net_user_info pcap_user_info = { .delete_address = NULL, .max_packet = MAX_PACKET - ETH_HEADER_OTHER }; - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ |