nfsd4: fix CONFIG_NFSD_FAULT_INJECTION compile error

Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index dcbe7f3..7e4edbd 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -4442,7 +4442,7 @@
 	release_openowner(openowner(sop));
 }
 
-static int nfsd_release_n_owners(u64 num, bool is_open_owner
+static int nfsd_release_n_owners(u64 num, bool is_open_owner,
 				void (*release_sop)(struct nfs4_stateowner *))
 {
 	int i, count = 0;