[hackers] [slstatus] wifi_perc: Fix file descriptor leak || Aaron Marcher

[git]

commit 699f6734d99ac67f9f1dceae2b7aeee8cb105d2f
Author:     Aaron Marcher <m...@drkhsh.at>
AuthorDate: Wed May 2 19:41:53 2018 +0200
Commit:     Aaron Marcher <m...@drkhsh.at>
CommitDate: Wed May 2 19:41:53 2018 +0200

    wifi_perc: Fix file descriptor leak

diff --git a/components/wifi.c b/components/wifi.c
index 13b630a..7cd2702 100644
--- a/components/wifi.c
+++ b/components/wifi.c
@@ -30,10 +30,11 @@
                                strerror(errno));
                        return NULL;
                }
-               if(!(p = fgets(status, 5, fp)) || strcmp(status, "up\n") != 0) {
+               p = fgets(status, 5, fp);
+               fclose(fp);
+               if(!p || strcmp(status, "up\n") != 0) {
                        return NULL;
                }
-               fclose(fp);
 
                if (!(fp = fopen("/proc/net/wireless", "r"))) {
                        fprintf(stderr, "fopen '/proc/net/wireless': %s\n",