From: Trond Myklebust trondmy@gmail.com
commit 79cc55422ce99be5964bde208ba8557174720893 upstream.
A typo in nfs4_refresh_delegation_stateid() means we're leaking an RCU lock, and always returning a value of 'false'. As the function description states, we were always supposed to return 'true' if a matching delegation was found.
Fixes: 12f275cdd163 ("NFSv4: Retry CLOSE and DELEGRETURN on NFS4ERR_OLD_STATEID.") Cc: stable@vger.kernel.org # v4.15+ Signed-off-by: Trond Myklebust trond.myklebust@hammerspace.com Signed-off-by: Anna Schumaker Anna.Schumaker@Netapp.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- fs/nfs/delegation.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -1154,7 +1154,7 @@ bool nfs4_refresh_delegation_stateid(nfs if (delegation != NULL && nfs4_stateid_match_other(dst, &delegation->stateid)) { dst->seqid = delegation->stateid.seqid; - return ret; + ret = true; } rcu_read_unlock(); out: