device: Change dev_<level> logging functions to return void

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

Compiled x86 allyesconfig and defconfig w/o CONFIG_PRINTK

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 29 insertions, 31 deletions

diff --git a/include/linux/device.h b/include/linux/device.h
index 7b2532361398..0eb8ee2dc6d1 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -1038,22 +1038,22 @@ extern __printf(3, 4)
 int dev_printk_emit(int level, const struct device *dev, const char *fmt, ...);
 
 extern __printf(3, 4)
-int dev_printk(const char *level, const struct device *dev,
-               const char *fmt, ...);
+void dev_printk(const char *level, const struct device *dev,
+                const char *fmt, ...);
 extern __printf(2, 3)
-int dev_emerg(const struct device *dev, const char *fmt, ...);
+void dev_emerg(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int dev_alert(const struct device *dev, const char *fmt, ...);
+void dev_alert(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int dev_crit(const struct device *dev, const char *fmt, ...);
+void dev_crit(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int dev_err(const struct device *dev, const char *fmt, ...);
+void dev_err(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int dev_warn(const struct device *dev, const char *fmt, ...);
+void dev_warn(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int dev_notice(const struct device *dev, const char *fmt, ...);
+void dev_notice(const struct device *dev, const char *fmt, ...);
 extern __printf(2, 3)
-int _dev_info(const struct device *dev, const char *fmt, ...);
+void _dev_info(const struct device *dev, const char *fmt, ...);
 
 #else
 
@@ -1065,35 +1065,35 @@ static inline __printf(3, 4)
 int dev_printk_emit(int level, const struct device *dev, const char *fmt, ...)
 { return 0; }
 
-static inline int __dev_printk(const char *level, const struct device *dev,
-                               struct va_format *vaf)
-{ return 0; }
+static inline void __dev_printk(const char *level, const struct device *dev,
+                                struct va_format *vaf)
+{}
 static inline __printf(3, 4)
-int dev_printk(const char *level, const struct device *dev,
-               const char *fmt, ...)
-{ return 0; }
+void dev_printk(const char *level, const struct device *dev,
+                const char *fmt, ...)
+{}
 
 static inline __printf(2, 3)
-int dev_emerg(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_emerg(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int dev_crit(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_crit(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int dev_alert(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_alert(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int dev_err(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_err(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int dev_warn(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_warn(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int dev_notice(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void dev_notice(const struct device *dev, const char *fmt, ...)
+{}
 static inline __printf(2, 3)
-int _dev_info(const struct device *dev, const char *fmt, ...)
-{ return 0; }
+void _dev_info(const struct device *dev, const char *fmt, ...)
+{}
 
 #endif
 
@@ -1119,7 +1119,6 @@ do {						     \
 ({                                                              \
         if (0)                                                  \
                 dev_printk(KERN_DEBUG, dev, format, ##arg);     \
-        0;                                                      \
 })
 #endif
 
@@ -1215,7 +1214,6 @@ do {									\
 ({                                                              \
         if (0)                                                  \
                 dev_printk(KERN_DEBUG, dev, format, ##arg);     \
-        0;                                                      \
 })
 #endif