K 10
svn:author
V 4
loos
K 8
svn:date
V 27
2014-11-12T03:07:46.469008Z
K 7
svn:log
V 201
Fix the error checking, broken on r273337, to _not_ ignore controller
errors.

Without this fix you can't even scan the bus (all operations will always
succeed).

MFC with:	r273337
Pointy hat to:	loos

END