fixed problem with system() return value

1 files changed, 7 insertions, 1 deletions

diff --git a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
index 62c2940..dcc73f8 100644
--- a/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
+++ b/noncore/net/wellenreiter/libwellenreiter/source/cardmode.cc
@@ -91,7 +91,13 @@ int card_into_monitormode (void *orighandle, char *device, int cardtype)
 int card_set_promisc_up (const char *device)
 {
   char ifconfigcmd[32];
+  int retval=0;
+
   snprintf(ifconfigcmd, sizeof(ifconfigcmd), SBIN_PATH, device);
+  retval = system(ifconfigcmd);
 
-  return (system(ifconfigcmd) ? 1 : 0);
+  if(retval < 0 || retval == 0)
+    return 0;
+  
+return 1;
 }