* published by the Free Software Foundation.
*/
+#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/crypto.h>
#include <linux/err.h>
s_0 = scratch + AES_BLOCK_LEN;
e = scratch + 2 * AES_BLOCK_LEN;
- num_blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN;
+ num_blocks = DIV_ROUND_UP(data_len, AES_BLOCK_LEN);
last_len = data_len % AES_BLOCK_LEN;
aes_ccm_prepare(tfm, b_0, aad, b, s_0, b);
s_0 = scratch + AES_BLOCK_LEN;
a = scratch + 2 * AES_BLOCK_LEN;
- num_blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN;
+ num_blocks = DIV_ROUND_UP(data_len, AES_BLOCK_LEN);
last_len = data_len % AES_BLOCK_LEN;
aes_ccm_prepare(tfm, b_0, aad, b, s_0, a);