lkml.org 
[lkml]   [2020]   [Feb]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 4.4 037/113] NFC: port100: Convert cpu_to_le16(le16_to_cpu(E1) + E2) to use le16_add_cpu().
Date
From: Mao Wenan <maowenan@huawei.com>

[ Upstream commit 718eae277e62a26e5862eb72a830b5e0fe37b04a ]

Convert cpu_to_le16(le16_to_cpu(frame->datalen) + len) to
use le16_add_cpu(), which is more concise and does the same thing.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Mao Wenan <maowenan@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/nfc/port100.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c
index 87d5099967040..3ffbed72adf75 100644
--- a/drivers/nfc/port100.c
+++ b/drivers/nfc/port100.c
@@ -545,7 +545,7 @@ static void port100_tx_update_payload_len(void *_frame, int len)
{
struct port100_frame *frame = _frame;

- frame->datalen = cpu_to_le16(le16_to_cpu(frame->datalen) + len);
+ le16_add_cpu(&frame->datalen, len);
}

static bool port100_rx_frame_is_valid(void *_frame)
--
2.20.1


\
 
 \ /
  Last update: 2020-02-27 14:41    [W:0.433 / U:0.492 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site