linux-kernel - [PATCH] crypto: inside-secure/eip93 - fix kernel panic in driver detach

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Message-ID: <20251230211721.1110174-1-olek2@wp.pl>
Date: Tue, 30 Dec 2025 22:17:17 +0100
From: Aleksander Jan Bajkowski <olek2@...pl>
To: ansuelsmth@...il.com,
	atenart@...nel.org,
	herbert@...dor.apana.org.au,
	davem@...emloft.net,
	vschagen@...oud.com,
	linux-crypto@...r.kernel.org,
	linux-kernel@...r.kernel.org
Cc: Aleksander Jan Bajkowski <olek2@...pl>
Subject: [PATCH] crypto: inside-secure/eip93 - fix kernel panic in driver detach

During driver detach, the same hash algorithm is unregistered multiple
times due to a wrong iterator.

Fixes: 9739f5f93b78 ("crypto: eip93 - Add Inside Secure SafeXcel EIP-93 crypto engine support")
Signed-off-by: Aleksander Jan Bajkowski <olek2@...pl>
---
 drivers/crypto/inside-secure/eip93/eip93-main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/inside-secure/eip93/eip93-main.c b/drivers/crypto/inside-secure/eip93/eip93-main.c
index 0b38a567da0e..3cdc3308dcac 100644
--- a/drivers/crypto/inside-secure/eip93/eip93-main.c
+++ b/drivers/crypto/inside-secure/eip93/eip93-main.c
@@ -90,7 +90,7 @@ static void eip93_unregister_algs(unsigned int i)
 			crypto_unregister_aead(&eip93_algs[j]->alg.aead);
 			break;
 		case EIP93_ALG_TYPE_HASH:
-			crypto_unregister_ahash(&eip93_algs[i]->alg.ahash);
+			crypto_unregister_ahash(&eip93_algs[j]->alg.ahash);
 			break;
 		}
 	}
-- 
2.47.3