Revision 93a7320e
| ID | 93a7320e32a2b7463c4dc3cfb5a0c77c46d8e687 |
net: tap-linux: Fix unhelpful error message
I'm getting:
could not configure /dev/net/tun (tap%d): Operation not permittedWhen the ioctl() fails, ifr.ifr_name will most likely not be overwritten.
So we better only use it when ifname contains a string.
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
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