tree 4a84e53445817547adb299b25c54e613f76a8980
parent a13861a28b90541aa207532d237e7a940f1b1c7b
author Thomas Graf <tgraf@redhat.com> 1324519507 +0000
committer David S. Miller <davem@davemloft.net> 1324611296 -0500

mqprio: Avoid panic if no options are provided

Userspace may not provide TCA_OPTIONS, in fact tc currently does
so not do so if no arguments are specified on the command line.
Return EINVAL instead of panicing.

Signed-off-by: Thomas Graf <tgraf@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>