From: Claudio-Daniel Freire <claudio-daniel.freire@inria.fr>
Date: Mon, 5 Sep 2011 01:20:01 +0000 (+0200)
Subject: Fix NO_PI detection in netns
X-Git-Tag: nepi-3.0.0~247
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=5c0ab0a7434294d64ce2b7f0ed9fdf45975ee903;p=nepi.git

Fix NO_PI detection in netns
---

diff --git a/src/nepi/testbeds/netns/metadata.py b/src/nepi/testbeds/netns/metadata.py
index 8c04d99b..9875c235 100644
--- a/src/nepi/testbeds/netns/metadata.py
+++ b/src/nepi/testbeds/netns/metadata.py
@@ -75,7 +75,7 @@ def connect_tunchannel_tap(testbed_instance, chan_guid, tap_guid):
         IFF_NO_PI = 0x00001000
         struct_ifreq = "x"*16+"H"+"x"*22
         flags = struct.unpack(struct_ifreq,
-            fcntl.ioctl(tap.fd, TUNGETIFF, struct.pack(struct_ifreq,0)) )
+            fcntl.ioctl(tap.fd, TUNGETIFF, struct.pack(struct_ifreq,0)) )[0]
         with_pi = (0 == (flags & IFF_NO_PI))
     except:
         # maybe the kernel doesn't support the IOCTL,