openwrt/package/kernel/cryptodev-linux/patches/0004-fix-build-for-linux-6.7-rc1.patch

From 5e7121e45ff283d30097da381fd7e97c4bb61364 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joan=20Bruguera=20Mic=C3=B3?= <joanbrugueram@gmail.com>
Date: Sun, 10 Dec 2023 13:57:55 +0000
Subject: [PATCH] Fix build for Linux 6.7-rc1
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Since Linux 6.7-rc1, no ahash algorithms set a nonzero alignmask,
and therefore `crypto_ahash_alignmask` has been removed.

See also: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f8660c82b79af595b056f6b9f4f227edeb88574
          https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c626910f3f1bbce6ad18bc613d895d2a089ed95e

Signed-off-by: Joan Bruguera Micó <joanbrugueram@gmail.com>
---
 cryptlib.c | 4 ++++
 1 file changed, 4 insertions(+)

--- a/cryptlib.c
+++ b/cryptlib.c
@@ -381,7 +381,11 @@ int cryptodev_hash_init(struct hash_data
 	}
 
 	hdata->digestsize = crypto_ahash_digestsize(hdata->async.s);
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(6, 7, 0))
 	hdata->alignmask = crypto_ahash_alignmask(hdata->async.s);
+#else
+	hdata->alignmask = 0;
+#endif
 
 	init_completion(&hdata->async.result.completion);