Check the return value of system()

diff --git a/tools/wlanconfig.c b/tools/wlanconfig.c
index 1c0ff913feb6b9e7965286fb1d34e1c640f1e38e..3ccf0491323560d74c288df30dca3f17a7f03251 100644 (file)
--- a/tools/wlanconfig.c
+++ b/tools/wlanconfig.c
@@ -776,7 +776,8 @@ list_keys(const char *ifname)
        strcpy(cmd, "iwlist ");
        strcat(cmd, ifname);
        strcat(cmd, " key");
-       system(cmd);
+       if (system(cmd) != 0)
+               puts("Failed!");
 }
 
 #define        IEEE80211_C_BITS \
@@ -892,7 +893,8 @@ ieee80211_status(const char *ifname)
        puts("[status not implemented (yet). Spawning iwconfig...]");
        strcpy(cmd, "iwconfig ");
        strcat(cmd, ifname);
-       system(cmd);
+       if (system(cmd) != 0)
+               puts("Failed!");
 }
 
 static int