backports: add napi_gro_flush()

napi_gro_flush() got a second argument in kernel 3.7, but it
can be ignored for prior kernel versions.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Luis R. Rodriguez <mcgrof@do-not-panic.com>
1 file changed