[PATCH 5.17 0245/1126] crypto: gemini - call finalize with bh disabled

Greg Kroah-Hartman
2022-04-05T08:07:15Z

From: Corentin Labbe <clabbe@baylibre.com>

[ Upstream commit 7f22421103c5a7f9a1726f0ed125274c38174ddb ]

Doing ipsec produces a spinlock recursion warning.
This is due to not disabling BH during crypto completion function.

Fixes: 46c5338db7bd45b2 ("crypto: sl3516 - Add sl3516 crypto engine")
Signed-off-by: Corentin Labbe <clabbe@baylibre.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/crypto/gemini/sl3516-ce-cipher.c | 2 ++
1 file changed, 2 insertions(+)

diff --git a/drivers/crypto/gemini/sl3516-ce-cipher.c b/drivers/crypto/gemini/sl3516-ce-cipher.c
index c1c2b1d86663..f2be0a7d7f7a 100644
--- a/drivers/crypto/gemini/sl3516-ce-cipher.c
+++ b/drivers/crypto/gemini/sl3516-ce-cipher.c
@@ -264,7 +264,9 @@ static int sl3516_ce_handle_cipher_request(struct crypto_engine *engine, void *a
struct skcipher_request *breq = container_of(areq, struct skcipher_request, base);

err = sl3516_ce_cipher(breq);
+ local_bh_disable();
crypto_finalize_skcipher_request(engine, breq, err);
+ local_bh_enable();

return 0;
}
--
2.34.1