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wifi: Fix coding style

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Use block for single statement ifs
When functions return -1 for error test against 0 not -1
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This commit is contained in:
Aaron Marcher 2018-05-16 23:17:30 +02:00
parent 9d967498be
commit bb61392386
1 changed files with 10 additions and 7 deletions
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17
components/wifi.c
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@ -106,15 +106,16 @@
{
struct ieee80211_bssid bssid;
int sockfd;
memset(&bssid, 0, sizeof(bssid));
memset(nr, 0, sizeof(struct ieee80211_nodereq));
if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) == -1) {
if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
fprintf(stderr, "socket 'AF_INET': %s\n",
strerror(errno));
return 0;
}
strlcpy(bssid.i_name, iface, sizeof(bssid.i_name));
if ((ioctl(sockfd, SIOCG80211BSSID, &bssid)) == -1) {
if ((ioctl(sockfd, SIOCG80211BSSID, &bssid)) < 0) {
fprintf(stderr, "ioctl 'SIOCG80211BSSID': %s\n",
strerror(errno));
close(sockfd);
@ -122,14 +123,14 @@
}
strlcpy(nr->nr_ifname, iface, sizeof(nr->nr_ifname));
memmove(&nr->nr_macaddr, bssid.i_bssid, sizeof(nr->nr_macaddr));
if ((ioctl(sockfd, SIOCG80211NODE, nr)) == -1 && nr->nr_rssi) {
if ((ioctl(sockfd, SIOCG80211NODE, nr)) < 0 && nr->nr_rssi) {
fprintf(stderr, "ioctl 'SIOCG80211NODE': %s\n",
strerror(errno));
close(sockfd);
return 0;
}
return close(sockfd), 1;
return close(sockfd), 1;
}
const char *
@ -139,13 +140,15 @@
int q;
if (load_ieee80211_nodereq(iface, &nr)) {
if (nr.nr_max_rssi)
if (nr.nr_max_rssi) {
q = IEEE80211_NODEREQ_RSSI(&nr);
else
} else {
q = nr.nr_rssi >= -50 ? 100 : (nr.nr_rssi <= -100 ? 0 :
(2 * (nr.nr_rssi + 100)));
}
return bprintf("%d", q);
}
return NULL;
}
@ -157,7 +160,7 @@
if (load_ieee80211_nodereq(iface, &nr)) {
return bprintf("%s", nr.nr_nwid);
}
return NULL;
}
#endif