K 10
svn:author
V 8
jonathan
K 8
svn:date
V 27
2011-08-11T13:29:59.713175Z
K 7
svn:log
V 337
Only call fdclose() on successfully-opened FDs.

Since kern_openat() now uses falloc_noinstall() and finstall() separately,
there are cases where we could get to cleanup code without ever creating
a file descriptor. In those cases, we should not call fdclose() on FD -1.

Approved by: re (kib), mentor (rwatson)
Sponsored by: Google Inc

END