D41211.id125246.diff
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D41211.id125246.diff
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	diff --git a/sys/opencrypto/cbc_mac.c b/sys/opencrypto/cbc_mac.c
	--- a/sys/opencrypto/cbc_mac.c
	+++ b/sys/opencrypto/cbc_mac.c
	@@ -40,19 +40,16 @@
	xor_and_encrypt(struct aes_cbc_mac_ctx *ctx,
	const uint8_t src, uint8_t dst)
	{
	- const uint64_t *b1;
	- uint64_t *b2;
	- uint64_t temp_block[CCM_CBC_BLOCK_LEN/sizeof(uint64_t)];
	+#define NWORDS (CCM_CBC_BLOCK_LEN / sizeof(uint64_t))
	+ uint64_t b1[NWORDS], b2[NWORDS], temp[NWORDS];

	- b1 = (const uint64_t*)src;
	- b2 = (uint64_t*)dst;
	+ memcpy(b1, src, CCM_CBC_BLOCK_LEN);
	+ memcpy(b2, dst, CCM_CBC_BLOCK_LEN);

	- for (size_t count = 0;
	- count < CCM_CBC_BLOCK_LEN/sizeof(uint64_t);
	- count++) {
	- temp_block[count] = b1[count] ^ b2[count];
	- }
	- rijndaelEncrypt(ctx->keysched, ctx->rounds, (void*)temp_block, dst);
	+ for (size_t count = 0; count < NWORDS; count++)
	+ temp[count] = b1[count] ^ b2[count];
	+ rijndaelEncrypt(ctx->keysched, ctx->rounds, (void *)temp, dst);
	+#undef NWORDS
	}

	void