From: Sapan Bhatia <sapanb@cs.princeton.edu>
Date: Thu, 29 Oct 2009 00:42:59 +0000 (+0000)
Subject: Load the legacy tun module if the first attempt doesn't work out.
X-Git-Tag: vsys-scripts-0.95-11~6
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=064ce390a1a08f947f5fc9f21b1814c153950268;p=vsys-scripts.git

Load the legacy tun module if the first attempt doesn't work out.
---

diff --git a/fd_tuntap.c b/fd_tuntap.c
index 0f538eb..668a9c5 100644
--- a/fd_tuntap.c
+++ b/fd_tuntap.c
@@ -106,8 +106,11 @@ int main(int argc, char *argv[])
 
     /* Open tun device */
     if( (tap_fd = open("/dev/stdtun", O_RDWR)) < 0 ) {
-        perror("ERROR: tun_alloc():open(/dev/stdtun)");
-        exit(-1);
+        system("modprobe tun");
+        if( (tap_fd = open("/dev/stdtun", O_RDWR)) < 0 ) {
+            perror("ERROR: tun_alloc():open(/dev/stdtun)");
+            exit(-1);
+        }
     }