diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/wireless/wext.c | 28 |
1 files changed, 11 insertions, 17 deletions
diff --git a/net/wireless/wext.c b/net/wireless/wext.c index f733303f4bd..d6aaf65192e 100644 --- a/net/wireless/wext.c +++ b/net/wireless/wext.c @@ -476,7 +476,7 @@ static struct iw_statistics *get_wireless_stats(struct net_device *dev) return dev->wireless_handlers->get_wireless_stats(dev); /* Not found */ - return (struct iw_statistics *) NULL; + return NULL; } /* ---------------------------------------------------------------- */ @@ -501,11 +501,11 @@ static struct iw_statistics *get_wireless_stats(struct net_device *dev) static int call_commit_handler(struct net_device *dev) { if ((netif_running(dev)) && - (dev->wireless_handlers->standard[0] != NULL)) { + (dev->wireless_handlers->standard[0] != NULL)) /* Call the commit handler on the driver */ return dev->wireless_handlers->standard[0](dev, NULL, NULL, NULL); - } else + else return 0; /* Command completed successfully */ } @@ -554,8 +554,7 @@ static int iw_handler_get_iwstats(struct net_device * dev, struct iw_statistics *stats; stats = get_wireless_stats(dev); - if (stats != (struct iw_statistics *) NULL) { - + if (stats) { /* Copy statistics to extra */ memcpy(extra, stats, sizeof(struct iw_statistics)); wrqu->data.length = sizeof(struct iw_statistics); @@ -814,9 +813,8 @@ static int ioctl_standard_call(struct net_device * dev, /* Create the kernel buffer */ /* kzalloc ensures NULL-termination for essid_compat */ extra = kzalloc(extra_size, GFP_KERNEL); - if (extra == NULL) { + if (extra == NULL) return -ENOMEM; - } /* If it is a SET, get all the extra data in here */ if (IW_IS_SET(cmd) && (iwr->u.data.length != 0)) { @@ -957,18 +955,14 @@ static int ioctl_private_call(struct net_device *dev, struct ifreq *ifr, if (iwr->u.data.length > (descr->set_args & IW_PRIV_SIZE_MASK)) return -E2BIG; - } else { - /* Check NULL pointer */ - if (iwr->u.data.pointer == NULL) - return -EFAULT; - } + } else if (iwr->u.data.pointer == NULL) + return -EFAULT; /* Always allocate for max space. Easier, and won't last * long... */ extra = kmalloc(extra_size, GFP_KERNEL); - if (extra == NULL) { + if (extra == NULL) return -ENOMEM; - } /* If it is a SET, get all the extra data in here */ if (IW_IS_SET(cmd) && (iwr->u.data.length != 0)) { @@ -1259,7 +1253,7 @@ void wireless_send_event(struct net_device * dev, event->len = event_len; event->cmd = cmd; memcpy(&event->u, ((char *) wrqu) + wrqu_off, hdr_len - IW_EV_LCP_LEN); - if (extra != NULL) + if (extra) memcpy(((char *) event) + hdr_len, extra, extra_len); /* Send via the RtNetlink event channel */ @@ -1290,11 +1284,11 @@ EXPORT_SYMBOL(wireless_send_event); * Because this is called on the Rx path via wireless_spy_update(), * we want it to be efficient... */ -static inline struct iw_spy_data * get_spydata(struct net_device *dev) +static inline struct iw_spy_data *get_spydata(struct net_device *dev) { /* This is the new way */ if (dev->wireless_data) - return(dev->wireless_data->spy_data); + return dev->wireless_data->spy_data; return NULL; } |