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authorUwe Kleine-König <u.kleine-koenig@pengutronix.de>2023-09-23 12:08:06 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2023-10-01 16:28:15 +0800
commit5ec12f1c7bac891c3268dd6e441a3755ca2b46e0 (patch)
treee113f8b2b27eea24a582960a28162f9790ff8a5b
parent0eb85cb3c8a78a5df09d8f91a246d5d068160b74 (diff)
crypto: engine - Make crypto_engine_exit() return void
All callers ignore the return value, so simplify by not providing one. Note that crypto_engine_exit() is typically called in a device driver's remove path (or the error path in probe), where errors cannot be handled anyhow. Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
-rw-r--r--crypto/crypto_engine.c8
-rw-r--r--include/crypto/engine.h2
2 files changed, 3 insertions, 7 deletions
diff --git a/crypto/crypto_engine.c b/crypto/crypto_engine.c
index 108d9d55c509..e60a0eb628e8 100644
--- a/crypto/crypto_engine.c
+++ b/crypto/crypto_engine.c
@@ -552,20 +552,16 @@ EXPORT_SYMBOL_GPL(crypto_engine_alloc_init);
/**
* crypto_engine_exit - free the resources of hardware engine when exit
* @engine: the hardware engine need to be freed
- *
- * Return 0 for success.
*/
-int crypto_engine_exit(struct crypto_engine *engine)
+void crypto_engine_exit(struct crypto_engine *engine)
{
int ret;
ret = crypto_engine_stop(engine);
if (ret)
- return ret;
+ return;
kthread_destroy_worker(engine->kworker);
-
- return 0;
}
EXPORT_SYMBOL_GPL(crypto_engine_exit);
diff --git a/include/crypto/engine.h b/include/crypto/engine.h
index 2835069c5997..545dbefe3e13 100644
--- a/include/crypto/engine.h
+++ b/include/crypto/engine.h
@@ -78,7 +78,7 @@ struct crypto_engine *crypto_engine_alloc_init_and_set(struct device *dev,
bool retry_support,
int (*cbk_do_batch)(struct crypto_engine *engine),
bool rt, int qlen);
-int crypto_engine_exit(struct crypto_engine *engine);
+void crypto_engine_exit(struct crypto_engine *engine);
int crypto_engine_register_aead(struct aead_engine_alg *alg);
void crypto_engine_unregister_aead(struct aead_engine_alg *alg);