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svn:author
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freqlabs
K 8
svn:date
V 27
2020-06-03T16:57:30.230132Z
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svn:log
V 225
scope6: Check for NULL afdata before dereferencing

Narrows the race window with if_detach.

Approved by:	mav (mentor)
MFC after:	3 days
Sponsored by:	iXsystems, Inc.
Differential Revision:	https://reviews.freebsd.org/D25017

END