linux-kernel - [PATCH net-next] bluetooth: Convert bt_<level> logging functions to return void

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Date:	Mon, 22 Sep 2014 11:17:41 -0700
From:	Joe Perches <joe@...ches.com>
To:	Marcel Holtmann <marcel@...tmann.org>
Cc:	Gustavo Padovan <gustavo@...ovan.org>,
	Johan Hedberg <johan.hedberg@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	linux-bluetooth@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH net-next] bluetooth: Convert bt_<level> logging functions to
 return void

No caller or macro uses the return value so make all
the functions return void.

Signed-off-by: Joe Perches <joe@...ches.com>
---
This change is associated to a desire to eventually
change printk to return void.

 include/net/bluetooth/bluetooth.h |  4 ++--
 net/bluetooth/lib.c               | 14 ++++----------
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h
index 7e666d0..58695ff 100644
--- a/include/net/bluetooth/bluetooth.h
+++ b/include/net/bluetooth/bluetooth.h
@@ -120,9 +120,9 @@ struct bt_voice {
 #define BT_RCVMTU		13
 
 __printf(1, 2)
-int bt_info(const char *fmt, ...);
+void bt_info(const char *fmt, ...);
 __printf(1, 2)
-int bt_err(const char *fmt, ...);
+void bt_err(const char *fmt, ...);
 
 #define BT_INFO(fmt, ...)	bt_info(fmt "\n", ##__VA_ARGS__)
 #define BT_ERR(fmt, ...)	bt_err(fmt "\n", ##__VA_ARGS__)
diff --git a/net/bluetooth/lib.c b/net/bluetooth/lib.c
index 941ad75..b36bc04 100644
--- a/net/bluetooth/lib.c
+++ b/net/bluetooth/lib.c
@@ -135,40 +135,34 @@ int bt_to_errno(__u16 code)
 }
 EXPORT_SYMBOL(bt_to_errno);
 
-int bt_info(const char *format, ...)
+void bt_info(const char *format, ...)
 {
 	struct va_format vaf;
 	va_list args;
-	int r;
 
 	va_start(args, format);
 
 	vaf.fmt = format;
 	vaf.va = &args;
 
-	r = pr_info("%pV", &vaf);
+	pr_info("%pV", &vaf);
 
 	va_end(args);
-
-	return r;
 }
 EXPORT_SYMBOL(bt_info);
 
-int bt_err(const char *format, ...)
+void bt_err(const char *format, ...)
 {
 	struct va_format vaf;
 	va_list args;
-	int r;
 
 	va_start(args, format);
 
 	vaf.fmt = format;
 	vaf.va = &args;
 
-	r = pr_err("%pV", &vaf);
+	pr_err("%pV", &vaf);
 
 	va_end(args);
-
-	return r;
 }
 EXPORT_SYMBOL(bt_err);


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