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Check the return value of system()

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This commit is contained in:
Pavel Roskin 2013-11-27 15:14:22 -05:00
parent edd3220953
commit 0f5e6bf980
1 changed files with 4 additions and 2 deletions
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6
tools/wlanconfig.c
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@ -776,7 +776,8 @@ list_keys(const char *ifname)
strcpy(cmd, "iwlist "); strcpy(cmd, "iwlist ");
strcat(cmd, ifname); strcat(cmd, ifname);
strcat(cmd, " key"); strcat(cmd, " key");
system(cmd); if (system(cmd) != 0)
puts("Failed!");
} }
#define IEEE80211_C_BITS \ #define IEEE80211_C_BITS \
@ -892,7 +893,8 @@ ieee80211_status(const char *ifname)
puts("[status not implemented (yet). Spawning iwconfig...]"); puts("[status not implemented (yet). Spawning iwconfig...]");
strcpy(cmd, "iwconfig "); strcpy(cmd, "iwconfig ");
strcat(cmd, ifname); strcat(cmd, ifname);
system(cmd); if (system(cmd) != 0)
puts("Failed!");
} }
static int static int