[RESEND] crypto: atmel-aes: use swap()

---
 drivers/crypto/atmel-aes.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index b1d286004295..60041022c4f5 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c

@@ -1819,12 +1819,8 @@ static int atmel_aes_xts_process_data(struct atmel_aes_dev *dd)
         * the order of the ciphered tweak bytes need to be reversed before
         * writing them into the ODATARx registers.
         */
-       for (i = 0; i < AES_BLOCK_SIZE/2; ++i) {
-               u8 tmp = tweak_bytes[AES_BLOCK_SIZE - 1 - i];
-
-               tweak_bytes[AES_BLOCK_SIZE - 1 - i] = tweak_bytes[i];
-               tweak_bytes[i] = tmp;
-       }
+       for (i = 0; i < AES_BLOCK_SIZE/2; ++i)
+               swap(tweak_bytes[i], tweak_bytes[AES_BLOCK_SIZE - 1 - i]);

        /* Process the data. */
        atmel_aes_write_ctrl(dd, use_dma, NULL);
--

2.25.1

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Use swap() instead of implementing it in order to make code more clean.

Signed-off-by: Salah Triki <salah.triki@gmail.com>
---
 drivers/crypto/atmel-aes.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index b1d286004295..60041022c4f5 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c

@@ -1819,12 +1819,8 @@ static int atmel_aes_xts_process_data(struct atmel_aes_dev *dd)
         * the order of the ciphered tweak bytes need to be reversed before
         * writing them into the ODATARx registers.
         */
-       for (i = 0; i < AES_BLOCK_SIZE/2; ++i) {
-               u8 tmp = tweak_bytes[AES_BLOCK_SIZE - 1 - i];
-
-               tweak_bytes[AES_BLOCK_SIZE - 1 - i] = tweak_bytes[i];
-               tweak_bytes[i] = tmp;
-       }
+       for (i = 0; i < AES_BLOCK_SIZE/2; ++i)