debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/arch/x86/crypto/ghash-clmulni-intel_glue.c
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@@ -19,6 +19,7 @@
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 #include <crypto/internal/simd.h>
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 #include <asm/cpu_device_id.h>
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 #include <asm/simd.h>
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+#include <asm/unaligned.h>
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 #define GHASH_BLOCK_SIZE	16
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 #define GHASH_DIGEST_SIZE	16
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@@ -54,15 +55,14 @@
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 			const u8 *key, unsigned int keylen)
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 {
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 	struct ghash_ctx *ctx = crypto_shash_ctx(tfm);
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-	be128 *x = (be128 *)key;
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 	u64 a, b;
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 	if (keylen != GHASH_BLOCK_SIZE)
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 		return -EINVAL;
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 	/* perform multiplication by 'x' in GF(2^128) */
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-	a = be64_to_cpu(x->a);
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-	b = be64_to_cpu(x->b);
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+	a = get_unaligned_be64(key);
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+	b = get_unaligned_be64(key + 8);
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 	ctx->shash.a = (b << 1) | (a >> 63);
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 	ctx->shash.b = (a << 1) | (b >> 63);