Hello rsc (cc: golang-dev@googlegroups.com), I'd like you to review this change.
LGTM
*** Submitted as http://code.google.com/p/go/source/detail?r=499ee678a757 *** netchan: fix dumb locking bug introduced in recent editing. -found by Dave Cheney R=rsc CC=golang-dev http://codereview.appspot.com/3460042