From b04b22f4ca691280f0ab3f77954f5a21500881e7 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Thu, 26 Feb 2015 13:59:38 -0500 Subject: [PATCH] NFSv4: Ensure that we don't reap a delegation that is being returned Signed-off-by: Trond Myklebust --- fs/nfs/delegation.c | 12 +++++++----- 1 file changed, 7 insertions(+), 5 deletions(-) diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index 2e37d8315d92..d9caf73eef48 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -815,12 +815,14 @@ void nfs_delegation_reap_unclaimed(struct nfs_client *clp) inode = nfs_delegation_grab_inode(delegation); if (inode == NULL) continue; - delegation = nfs_detach_delegation(NFS_I(inode), - delegation, server); + delegation = nfs_start_delegation_return_locked(NFS_I(inode)); rcu_read_unlock(); - - if (delegation != NULL) - nfs_free_delegation(delegation); + if (delegation != NULL) { + delegation = nfs_detach_delegation(NFS_I(inode), + delegation, server); + if (delegation != NULL) + nfs_free_delegation(delegation); + } iput(inode); goto restart; } -- 2.45.2