wifi: Various cleanups

This commit is contained in:
Aaron Marcher 2018-05-02 08:49:06 +02:00
parent 709549b4bd
commit f7a6d6c8f7
1 changed files with 6 additions and 9 deletions

View File

@ -25,20 +25,17 @@
snprintf(path, sizeof(path), "%s%s%s", "/sys/class/net/", iface,
"/operstate");
fp = fopen(path, "r");
if (fp == NULL) {
if (!(fp = fopen(path, "r"))) {
fprintf(stderr, "fopen '%s': %s\n", path,
strerror(errno));
return NULL;
}
p = fgets(status, 5, fp);
fclose(fp);
if(!p || strcmp(status, "up\n") != 0) {
if(!(p = fgets(status, 5, fp)) || strcmp(status, "up\n") != 0) {
return NULL;
}
fclose(fp);
fp = fopen("/proc/net/wireless", "r");
if (fp == NULL) {
if (!(fp = fopen("/proc/net/wireless", "r"))) {
fprintf(stderr, "fopen '/proc/net/wireless': %s\n",
strerror(errno));
return NULL;
@ -92,8 +89,8 @@
if (strcmp(id, "") == 0)
return NULL;
else
return id;
return id;
}
#elif defined(__OpenBSD__)
/* unimplemented */