[INET]: Avoid an integer divide in rt_garbage_collect()
authorEric Dumazet <dada1@cosmosbay.com>
Fri, 21 Dec 2007 09:49:07 +0000 (01:49 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 22:59:57 +0000 (14:59 -0800)
commitb790cedd24a7f7d1639072b3faf35f1f56cb38ea
treeb39d755577be2cc822b5340ba5e4d77a45a6b4a7
parent9cb5734e5b9b26097c7fa28a9c6426a204cc15e3
[INET]: Avoid an integer divide in rt_garbage_collect()

Since 'goal' is a signed int, compiler may emit an integer divide
to compute goal/2.

Using a right shift is OK here and less expensive.

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/route.c