GopherProxy

	close file descriptors and fix return values - slstatus - status monitor
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	---
	commit a9193a757a510e07e69b18ca64d2e50d467f01c1
	parent c1dc896c806693a4a368abf59e6890d32d520074
	Author: Michael Buch <[email protected]>
	Date: Wed, 13 Feb 2019 14:16:17 +0000

	close file descriptors and fix return values

	Diffstat:
	M components/wifi.c \| 18 ++++++++++++------

	1 file changed, 12 insertions(+), 6 deletions(-)
	---
	diff --git a/components/wifi.c b/components/wifi.c
	@@ -211,14 +211,16 @@
	int rssi_dbm;
	int sockfd;
	size_t len;
	+ const char *fmt;

	if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
	warn("socket 'AF_INET':");
	- return 0;
	+ return NULL;
	}

	/* Retreive MAC address of interface */
	len = IEEE80211_ADDR_LEN;
	+ fmt = NULL;
	if (load_ieee80211req(sockfd, interface, &bssid, IEEE80211_IOC…
	{
	/* Retrieve info on station with above BSSID */
	@@ -229,12 +231,13 @@
	if (load_ieee80211req(sockfd, interface, &info, IEEE80…
	rssi_dbm = info.sta.info[0].isi_noise +
	info.sta.info[0].isi_rssi / …
	- return bprintf("%d", RSSI_TO_PERC(rssi_dbm));
	+
	+ fmt = bprintf("%d", RSSI_TO_PERC(rssi_dbm));
	}
	}

	close(sockfd);
	- return NULL;
	+ return fmt;
	}

	const char *
	@@ -243,12 +246,14 @@
	char ssid[IEEE80211_NWID_LEN + 1];
	size_t len;
	int sockfd;
	+ const char *fmt;

	if ((sockfd = socket(AF_INET, SOCK_DGRAM, 0)) < 0) {
	warn("socket 'AF_INET':");
	- return 0;
	+ return NULL;
	}

	+ fmt = NULL;
	len = sizeof(ssid);
	memset(&ssid, 0, len);
	if (load_ieee80211req(sockfd, interface, &ssid, IEEE80211_IOC_…
	@@ -258,9 +263,10 @@
	len = sizeof(ssid);

	ssid[len - 1] = '\0';
	- return bprintf("%s", ssid);
	+ fmt = bprintf("%s", ssid);
	}

	- return NULL;
	+ close(sockfd);
	+ return fmt;
	}
	#endif