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linux/net/ipv4/udp.c
Eric Dumazet 723b46108f net: udp_unhash() can test if sk is hashed 
Impact: Optimization

Like done in inet_unhash(), we can avoid taking a chain lock if
socket is not hashed in udp_unhash()

Triggered by close(socket(AF_INET, SOCK_DGRAM, 0));

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2008-11-25 13:55:15 -08:00

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