nfsd4: fix struct file leak on delegation

BugLink: http://bugs.launchpad.net/bugs/775809

commit 4ee63624fd927376b97ead3a8d00728d437bc8e8 upstream.

Introduced by acfdf5c383b38f7f4dddae41b97c97f1ae058f49.

Reported-by: Gerhard Heift <ml-nfs-linux-20110412-ef47@gheift.de>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 96aaaa4..201915a 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -258,6 +258,7 @@ static void nfs4_put_deleg_lease(struct nfs4_file *fp)
        if (atomic_dec_and_test(&fp->fi_delegees)) {
                vfs_setlease(fp->fi_deleg_file, F_UNLCK, &fp->fi_lease);
                fp->fi_lease = NULL;
+               fput(fp->fi_deleg_file);
                fp->fi_deleg_file = NULL;
        }
 }