]> git.meshlink.io Git - meshlink/commitdiff
Don't enable device events when there is no valid filedescriptor.
authorGuus Sliepen <guus@tinc-vpn.org>
Wed, 4 Nov 2009 15:18:08 +0000 (16:18 +0100)
committerGuus Sliepen <guus@tinc-vpn.org>
Wed, 4 Nov 2009 15:18:08 +0000 (16:18 +0100)
src/net_setup.c

index de2d0feaadf7fd84dc81cac8e69164c421c412a3..c643449b88b161ef36e54d5f9d26722c046f947b 100644 (file)
@@ -349,12 +349,14 @@ bool setup_myself(void) {
        if(!setup_device())
                return false;
 
-       event_set(&device_ev, device_fd, EV_READ|EV_PERSIST, handle_device_data, NULL);
+       if(device_fd >= 0) {
+               event_set(&device_ev, device_fd, EV_READ|EV_PERSIST, handle_device_data, NULL);
 
-       if (event_add(&device_ev, NULL) < 0) {
-               logger(LOG_ERR, "event_add failed: %s", strerror(errno));
-               close_device();
-               return false;
+               if (event_add(&device_ev, NULL) < 0) {
+                       logger(LOG_ERR, "event_add failed: %s", strerror(errno));
+                       close_device();
+                       return false;
+               }
        }
 
        /* Run tinc-up script to further initialize the tap interface */