[PATCH RFC v0 21/49] nfsd: no need to unhash_stid before free

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idr_remove is about to be called before kmem_cache_free so unhashing it
is redundant

Signed-off-by: Benny Halevy <bhalevy@xxxxxxxxxxxxxxx>
---
 fs/nfsd/nfs4state.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index a8a18d4..214e42d 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -677,7 +677,6 @@ static void unhash_open_stateid(struct nfs4_ol_stateid *stp)
 static void release_open_stateid(struct nfs4_ol_stateid *stp)
 {
 	unhash_open_stateid(stp);
-	unhash_stid(&stp->st_stid);
 	free_generic_stateid(stp);
 }
 
@@ -699,7 +698,6 @@ static void release_last_closed_stateid(struct nfs4_openowner *oo)
 	struct nfs4_ol_stateid *s = oo->oo_last_closed_stid;
 
 	if (s) {
-		unhash_stid(&s->st_stid);
 		free_generic_stateid(s);
 		oo->oo_last_closed_stid = NULL;
 	}
@@ -4043,10 +4041,9 @@ static void nfsd4_close_open_stateid(struct nfs4_ol_stateid *s)
 
 	nfsd4_close_open_stateid(stp);
 
-	if (cstate->minorversion) {
-		unhash_stid(&stp->st_stid);
+	if (cstate->minorversion)
 		free_generic_stateid(stp);
-	} else
+	else
 		oo->oo_last_closed_stid = stp;
 
 	if (list_empty(&oo->oo_owner.so_stateids)) {
-- 
1.8.3.1

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