[PATCH AUTOSEL 4.14 061/371] crypto: tgr192 - fix unaligned memory access
From: Sasha Levin <sashal@kernel.org>
Date: 2020-01-16 17:24:18
Also in:
linux-crypto, lkml
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
From: Eric Biggers <redacted>
[ Upstream commit f990f7fb58ac8ac9a43316f09a48cff1a49dda42 ]
Fix an unaligned memory access in tgr192_transform() by using the
unaligned access helpers.
Fixes: 06ace7a9bafe ("[CRYPTO] Use standard byte order macros wherever possible")
Signed-off-by: Eric Biggers <redacted>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
crypto/tgr192.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/crypto/tgr192.c b/crypto/tgr192.c
index 321bc6ff2a9d..904c8444aa0a 100644
--- a/crypto/tgr192.c
+++ b/crypto/tgr192.c@@ -25,8 +25,9 @@ #include <linux/init.h> #include <linux/module.h> #include <linux/mm.h> -#include <asm/byteorder.h> #include <linux/types.h> +#include <asm/byteorder.h> +#include <asm/unaligned.h> #define TGR192_DIGEST_SIZE 24 #define TGR160_DIGEST_SIZE 20
@@ -468,10 +469,9 @@ static void tgr192_transform(struct tgr192_ctx *tctx, const u8 * data) u64 a, b, c, aa, bb, cc; u64 x[8]; int i; - const __le64 *ptr = (const __le64 *)data; for (i = 0; i < 8; i++) - x[i] = le64_to_cpu(ptr[i]); + x[i] = get_unaligned_le64(data + i * sizeof(__le64)); /* save */ a = aa = tctx->a;
--
2.20.1