linux-kernel - [PATCH 1/2] Bluetooth: make baswap src const

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Date:   Fri,  1 Sep 2017 13:41:17 -0700
From:   Bjorn Andersson <bjorn.andersson@...aro.org>
To:     Marcel Holtmann <marcel@...tmann.org>,
        Gustavo Padovan <gustavo@...ovan.org>,
        Johan Hedberg <johan.hedberg@...il.com>,
        "David S. Miller" <davem@...emloft.net>
Cc:     linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org,
        Loic Poulain <loic.poulain@...aro.org>
Subject: [PATCH 1/2] Bluetooth: make baswap src const

From: Loic Poulain <loic.poulain@...aro.org>

Signed-off-by: Loic Poulain <loic.poulain@...aro.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@...aro.org>
---
 include/net/bluetooth/bluetooth.h | 2 +-
 net/bluetooth/lib.c               | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 01487192f628..020142bb9735 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -233,7 +233,7 @@ static inline void bacpy(bdaddr_t *dst, const bdaddr_t *src)
 	memcpy(dst, src, sizeof(bdaddr_t));
 }
 
-void baswap(bdaddr_t *dst, bdaddr_t *src);
+void baswap(bdaddr_t *dst, const bdaddr_t *src);
 
 /* Common socket structures and functions */
 
diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c
index aa4cf64e32a6..6048cc07568b 100644
--- a/net/bluetooth/lib.c
+++ b/net/bluetooth/lib.c
@@ -30,10 +30,10 @@
 
 #include <net/bluetooth/bluetooth.h>
 
-void baswap(bdaddr_t *dst, bdaddr_t *src)
+void baswap(bdaddr_t *dst, const bdaddr_t *src)
 {
+	const unsigned char *s = (const unsigned char *)src;
 	unsigned char *d = (unsigned char *) dst;
-	unsigned char *s = (unsigned char *) src;
 	unsigned int i;
 
 	for (i = 0; i < 6; i++)
-- 
2.12.0