diff options
| author | Konstantin Belousov <kib@FreeBSD.org> | 2021-10-21 17:10:42 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2021-10-21 18:40:46 +0000 |
| commit | bded8fa3009aa76c4a8255ebe884cff44cc6142c (patch) | |
| tree | dfd6e2379376ef6689247f50b0365e624c84504c | |
| parent | 2030ee0e1b17e45a162bba6a636e07886a9eb67c (diff) | |
umtxq_requeue: remove write-only variable uh2
umtxq_queue_lookup() does not change state. It is redone inside
umtxq_insert() later, anyway.
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
| -rw-r--r-- | sys/kern/kern_umtx.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/sys/kern/kern_umtx.c b/sys/kern/kern_umtx.c index ea87259161c8..c738cf178866 100644 --- a/sys/kern/kern_umtx.c +++ b/sys/kern/kern_umtx.c @@ -641,7 +641,7 @@ int umtxq_requeue(struct umtx_key *key, int n_wake, struct umtx_key *key2, int n_requeue) { - struct umtxq_queue *uh, *uh2; + struct umtxq_queue *uh; struct umtx_q *uq, *uq_temp; int ret; @@ -649,7 +649,6 @@ umtxq_requeue(struct umtx_key *key, int n_wake, struct umtx_key *key2, UMTXQ_LOCKED_ASSERT(umtxq_getchain(key)); UMTXQ_LOCKED_ASSERT(umtxq_getchain(key2)); uh = umtxq_queue_lookup(key, UMTX_SHARED_QUEUE); - uh2 = umtxq_queue_lookup(key2, UMTX_SHARED_QUEUE); if (uh == NULL) return (0); TAILQ_FOREACH_SAFE(uq, &uh->head, uq_link, uq_temp) { |