-fix NPE

[oweals/gnunet.git] / src / transport / gnunet-helper-transport-bluetooth.c

diff --git a/src/transport/gnunet-helper-transport-bluetooth.c b/src/transport/gnunet-helper-transport-bluetooth.c
index 20c27ad5896408e7c5346d7cf4bd080ed9401c36..acb6d24d514d76a0f96a590001383017edb9a3ff 100644 (file)
--- a/src/transport/gnunet-helper-transport-bluetooth.c
+++ b/src/transport/gnunet-helper-transport-bluetooth.c
@@ -1667,24 +1667,30 @@ main (int argc, char *argv[])
     int stdin_open;
     struct MessageStreamTokenizer *stdin_mst;
     int raw_eno, i;
-    uid_t uid;
     int crt_rfds = 0, rfds_list[MAX_PORTS];
     int broadcast, sendsocket;
+
     /* Assert privs so we can modify the firewall rules! */
-    uid = getuid ();
-  #ifdef HAVE_SETRESUID
-    if (0 != setresuid (uid, 0, 0))
     {
-      fprintf (stderr, "Failed to setresuid to root: %s\n", strerror (errno));
-      return 254;
-    }
-  #else
-    if (0 != seteuid (0))
-    {
-      fprintf (stderr, "Failed to seteuid back to root: %s\n", strerror (errno));
-      return 254;
+#ifdef HAVE_SETRESUID
+      uid_t uid = getuid ();
+
+      if (0 != setresuid (uid, 0, 0))
+      {
+       fprintf (stderr, 
+                "Failed to setresuid to root: %s\n",
+                strerror (errno));
+       return 254;
+      }
+#else
+      if (0 != seteuid (0))
+      {
+       fprintf (stderr, 
+                "Failed to seteuid back to root: %s\n", strerror (errno));
+       return 254;
+      }
+#endif
     }
-  #endif
 
     /* Make use of SGID capabilities on POSIX */
     memset (&dev, 0, sizeof (dev));