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nfsd: only unhash DRC entries that are in the hashtable
authorJeff Layton <jlayton@redhat.com>
Mon, 18 Mar 2013 14:49:07 +0000 (10:49 -0400)
committerJ. Bruce Fields <bfields@redhat.com>
Mon, 18 Mar 2013 18:58:32 +0000 (14:58 -0400)
It's not safe to call hlist_del() on a newly initialized hlist_node.
That leads to a NULL pointer dereference. Only do that if the entry
is hashed.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

No differences found
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