linux-kernel - [PATCH] crypto: sun8i-ce - move fallback ahash

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Message-ID: <20250516120656.3610623-1-ovidiu.panait.oss@gmail.com>
Date: Fri, 16 May 2025 15:06:56 +0300
From: Ovidiu Panait <ovidiu.panait.oss@...il.com>
To: clabbe.montjoie@...il.com,
	herbert@...dor.apana.org.au,
	davem@...emloft.net,
	linux-crypto@...r.kernel.org
Cc: wens@...e.org,
	jernej.skrabec@...il.com,
	samuel@...lland.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-sunxi@...ts.linux.dev,
	linux-kernel@...r.kernel.org,
	Ovidiu Panait <ovidiu.panait.oss@...il.com>
Subject: [PATCH] crypto: sun8i-ce - move fallback ahash_request to the end of the struct

'struct ahash_request' has a flexible array at the end, so it must be the
last member in a struct, to avoid overwriting other struct members.

Therefore, move 'fallback_req' to the end of the 'sun8i_ce_hash_reqctx'
struct.

Fixes: 56f6d5aee88d ("crypto: sun8i-ce - support hash algorithms")
Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@...il.com>
---
 drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
index 3b5c2af013d0..83df4d719053 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce.h
@@ -308,8 +308,8 @@ struct sun8i_ce_hash_tfm_ctx {
  * @flow:	the flow to use for this request
  */
 struct sun8i_ce_hash_reqctx {
-	struct ahash_request fallback_req;
 	int flow;
+	struct ahash_request fallback_req; // keep at the end
 };
 
 /*
-- 
2.48.1