net: socket: make bond ioctls go through compat_ifreq_ioctl()

Same story as before, these use struct ifreq and thus need
to be read with the shorter version to not cause faults.

Cc: stable@vger.kernel.org
Fixes: f92d4fc9

 ("kill bond_ioctl()")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>