libata: change ata_<foo>_printk routines to return void

The return value is not used by callers of these functions nor
by uses of all macros so change the functions to return void.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 782d126..f785ae5 100644 (file)
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -6772,32 +6772,28 @@ const struct ata_port_info ata_dummy_port_info = {
 /*
  * Utility print functions
  */
-int ata_port_printk(const struct ata_port *ap, const char *level,
-                   const char *fmt, ...)
+void ata_port_printk(const struct ata_port *ap, const char *level,
+                    const char *fmt, ...)
 {
        struct va_format vaf;
        va_list args;
-       int r;
 
        va_start(args, fmt);
 
        vaf.fmt = fmt;
        vaf.va = &args;
 
-       r = printk("%sata%u: %pV", level, ap->print_id, &vaf);
+       printk("%sata%u: %pV", level, ap->print_id, &vaf);
 
        va_end(args);
-
-       return r;
 }
 EXPORT_SYMBOL(ata_port_printk);
 
-int ata_link_printk(const struct ata_link *link, const char *level,
-                   const char *fmt, ...)
+void ata_link_printk(const struct ata_link *link, const char *level,
+                    const char *fmt, ...)
 {
        struct va_format vaf;
        va_list args;
-       int r;
 
        va_start(args, fmt);
 
@@ -6805,37 +6801,32 @@ int ata_link_printk(const struct ata_link *link, const char *level,
        vaf.va = &args;
 
        if (sata_pmp_attached(link->ap) || link->ap->slave_link)
-               r = printk("%sata%u.%02u: %pV",
-                          level, link->ap->print_id, link->pmp, &vaf);
+               printk("%sata%u.%02u: %pV",
+                      level, link->ap->print_id, link->pmp, &vaf);
        else
-               r = printk("%sata%u: %pV",
-                          level, link->ap->print_id, &vaf);
+               printk("%sata%u: %pV",
+                      level, link->ap->print_id, &vaf);
 
        va_end(args);
-
-       return r;
 }
 EXPORT_SYMBOL(ata_link_printk);
 
-int ata_dev_printk(const struct ata_device *dev, const char *level,
+void ata_dev_printk(const struct ata_device *dev, const char *level,
                    const char *fmt, ...)
 {
        struct va_format vaf;
        va_list args;
-       int r;
 
        va_start(args, fmt);
 
        vaf.fmt = fmt;
        vaf.va = &args;
 
-       r = printk("%sata%u.%02u: %pV",
-                  level, dev->link->ap->print_id, dev->link->pmp + dev->devno,
-                  &vaf);
+       printk("%sata%u.%02u: %pV",
+              level, dev->link->ap->print_id, dev->link->pmp + dev->devno,
+              &vaf);
 
        va_end(args);
-
-       return r;
 }
 EXPORT_SYMBOL(ata_dev_printk);
 

diff --git a/include/linux/libata.h b/include/linux/libata.h
index 92abb49..bd5fefe 100644 (file)
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -1404,14 +1404,14 @@ static inline int sata_srst_pmp(struct ata_link *link)
  * printk helpers
  */
 __printf(3, 4)
-int ata_port_printk(const struct ata_port *ap, const char *level,
-                   const char *fmt, ...);
+void ata_port_printk(const struct ata_port *ap, const char *level,
+                    const char *fmt, ...);
 __printf(3, 4)
-int ata_link_printk(const struct ata_link *link, const char *level,
-                   const char *fmt, ...);
+void ata_link_printk(const struct ata_link *link, const char *level,
+                    const char *fmt, ...);
 __printf(3, 4)
-int ata_dev_printk(const struct ata_device *dev, const char *level,
-                  const char *fmt, ...);
+void ata_dev_printk(const struct ata_device *dev, const char *level,
+                   const char *fmt, ...);
 
 #define ata_port_err(ap, fmt, ...)                             \
        ata_port_printk(ap, KERN_ERR, fmt, ##__VA_ARGS__)