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[SOCK] Avoid integer divides where not necessary in include/net/sock.h
authorEric Dumazet <dada1@cosmosbay.com>
Fri, 21 Dec 2007 11:07:41 +0000 (03:07 -0800)
committerDavid S. Miller <davem@davemloft.net>
Mon, 28 Jan 2008 22:59:59 +0000 (14:59 -0800)
Because sk_wmem_queued, sk_sndbuf are signed, a divide per two
may force compiler to use an integer divide.

We can instead use a right shift.

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

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