[RFC PATCH v2 02/11] nvme-keyring: Add a missing key_put() call to nvme_tls_key_lookup()

[Jarkko Sakkinen]

Call key_put() before returning -EKEYREVOKED, as the reference count gets
incremented by key_lookup().

Cc: stable at vger.kernel.org # v6.12+
Fixes: 5bc46b49c828 ("nvme-tcp: check for invalidated or revoked key")
Signed-off-by: Jarkko Sakkinen <jarkko at kernel.org>
---
 drivers/nvme/common/keyring.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/nvme/common/keyring.c b/drivers/nvme/common/keyring.c
index 32d16c53133b..87cb51e1f5a7 100644
--- a/drivers/nvme/common/keyring.c
+++ b/drivers/nvme/common/keyring.c
@@ -35,6 +35,7 @@ struct key *nvme_tls_key_lookup(key_serial_t key_id)
 	}
 	if (nvme_tls_psk_revoked(key)) {
 		pr_err("key id %08x revoked\n", key_id);
+		key_put(key);
 		return ERR_PTR(-EKEYREVOKED);
 	}
 	return key;
-- 
2.47.3