nfsd4: fix struct file leak
authorJ. Bruce Fields <bfields@redhat.com>
Wed, 2 Mar 2011 23:01:35 +0000 (18:01 -0500)
committerJ. Bruce Fields <bfields@redhat.com>
Wed, 9 Mar 2011 00:38:27 +0000 (19:38 -0500)
commit0997b173609b9229ece28941c118a2a9b278796e
tree30d8c6f3846371b78a9339c5798dd59c60fa4a4c
parent529d7b2a7fa31e9f7d08bc790d232c3cbe64fa24
nfsd4: fix struct file leak

Make sure we properly reference count the struct files that a lock
depends on, and release them when the lock stateid is released.

This fixes a major leak of struct files when using locking over nfsv4.

Cc: stable@kernel.org
Reported-by: Rick Koshi <nfs-bug-report@more-right-rudder.com>
Tested-by: Ivo Přikryl <prikryl@eurosat.cz>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
fs/nfsd/nfs4state.c