From: Salah Triki <salah.triki@gmail.com>
To: herbert@gondor.apana.org.au, davem@davemloft.net,
nicolas.ferre@microchip.com, alexandre.belloni@bootlin.com,
ludovic.desroches@microchip.com
Cc: linux-crypto@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: [PATCH] use swap()
Date: Tue, 13 Jul 2021 03:38:28 +0100 [thread overview]
Message-ID: <20210713023828.GA1841817@pc> (raw)
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)
+ 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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reply other threads:[~2021-07-13 2:40 UTC|newest]
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