diff options
| -rw-r--r-- | drivers/staging/rtl8192e/rtllib_crypt_ccmp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c index 496de4f6a7bc..bc45cf098b04 100644 --- a/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c +++ b/drivers/staging/rtl8192e/rtllib_crypt_ccmp.c @@ -233,7 +233,7 @@ static int rtllib_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv) ccmp_init_blocks(key->tfm, hdr, key->tx_pn, data_len, b0, b, s0); - blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN; + blocks = DIV_ROUND_UP(data_len, AES_BLOCK_LEN); last = data_len % AES_BLOCK_LEN; for (i = 1; i <= blocks; i++) { @@ -319,7 +319,7 @@ static int rtllib_ccmp_decrypt(struct sk_buff *skb, int hdr_len, void *priv) ccmp_init_blocks(key->tfm, hdr, pn, data_len, b0, a, b); xor_block(mic, b, CCMP_MIC_LEN); - blocks = (data_len + AES_BLOCK_LEN - 1) / AES_BLOCK_LEN; + blocks = DIV_ROUND_UP(data_len, AES_BLOCK_LEN); last = data_len % AES_BLOCK_LEN; for (i = 1; i <= blocks; i++) { |