浏览代码

Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  [CRYPTO] padlock: Fix alignment fault in aes_crypt_copy
Linus Torvalds 17 年之前
父节点
当前提交
88fb61e4ba
共有 1 个文件被更改,包括 2 次插入2 次删除
  1. 2 2
      drivers/crypto/padlock-aes.c

+ 2 - 2
drivers/crypto/padlock-aes.c

@@ -429,8 +429,8 @@ static inline void padlock_xcrypt(const u8 *input, u8 *output, void *key,
 
 static void aes_crypt_copy(const u8 *in, u8 *out, u32 *key, struct cword *cword)
 {
-	u8 tmp[AES_BLOCK_SIZE * 2]
-		__attribute__ ((__aligned__(PADLOCK_ALIGNMENT)));
+	u8 buf[AES_BLOCK_SIZE * 2 + PADLOCK_ALIGNMENT - 1];
+	u8 *tmp = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT);
 
 	memcpy(tmp, in, AES_BLOCK_SIZE);
 	padlock_xcrypt(tmp, out, key, cword);