git: udp/usrreq: Fix up cleanup so_pcb checks

[Sepherosa Ziehau]

commit d6ed19698c7b53e96dcd0cdc9d7dec2d5b4de4ea
Author: Sepherosa Ziehau <sephe at dragonflybsd.org>
Date:   Wed Oct 21 10:41:51 2015 +0800

    udp/usrreq: Fix up cleanup so_pcb checks
    
    - pru_attach must not be called twice, so so_pcb must be NULL.
    - Check so_pcb in udp_ctloutput; this prepares asynchronized udp
      pru_attach.

Summary of changes:
 sys/netinet/udp_usrreq.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/d6ed19698c7b53e96dcd0cdc9d7dec2d5b4de4ea


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