net/sched: cls_flower: revert unintended changes

net/sched: cls_flower: revert unintended changes

While applying the blamed commit 4ca07b9239bd ("net: mctp i2c: check
length before marking flow active"), I unintentionally included
unrelated and unacceptable changes.

Revert them.

Fixes: 4ca07b9239bd ("net: mctp i2c: check length before marking flow active")
Reported-by: Jeremy Kerr <jk@codeconstruct.com.au>
Closes: https://lore.kernel.org/netdev/bd8704fe0bd53e278add5cde4873256656623e2e.camel@codeconstruct.com.au/
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Link: https://patch.msgid.link/043026a53ff84da88b17648c4b0d17f0331749cb.1777447863.git.pabeni@redhat.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>