rtc: rtc-efi: use dev_err()/dev_warn()/pr_err() instead of printk()

Fix the checkpatch warnings as below:

  WARNING: Prefer netdev_err(netdev, ... then dev_err(dev, ... then pr_err(...  to printk(KERN_ERR ...
  WARNING: please, no space before tabs

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 4 deletions

diff --git a/drivers/rtc/rtc-efi.c b/drivers/rtc/rtc-efi.c
index c9f890b088da..1a0c37c9152b 100644
--- a/drivers/rtc/rtc-efi.c
+++ b/drivers/rtc/rtc-efi.c
@@ -13,6 +13,8 @@
  *
  */
 
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/time.h>
@@ -47,7 +49,7 @@ compute_wday(efi_time_t *eft)
         int ndays = 0;
 
         if (eft->year < 1998) {
-                printk(KERN_ERR "efirtc: EFI year < 1998, invalid date\n");
+                pr_err("EFI year < 1998, invalid date\n");
                 return -1;
         }
 
@@ -70,7 +72,7 @@ convert_to_efi_time(struct rtc_time *wtime, efi_time_t *eft)
         eft->day        = wtime->tm_mday;
         eft->hour       = wtime->tm_hour;
         eft->minute     = wtime->tm_min;
-        eft->second     = wtime->tm_sec;
+        eft->second     = wtime->tm_sec;
         eft->nanosecond = 0;
         eft->daylight   = wtime->tm_isdst ? EFI_ISDST : 0;
         eft->timezone   = EFI_UNSPECIFIED_TIMEZONE;
@@ -142,7 +144,7 @@ static int efi_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
          */
         status = efi.set_wakeup_time((efi_bool_t)wkalrm->enabled, &eft);
 
-        printk(KERN_WARNING "write status is %d\n", (int)status);
+        dev_warn(dev, "write status is %d\n", (int)status);
 
         return status == EFI_SUCCESS ? 0 : -EINVAL;
 }
@@ -157,7 +159,7 @@ static int efi_read_time(struct device *dev, struct rtc_time *tm)
 
         if (status != EFI_SUCCESS) {
                 /* should never happen */
-                printk(KERN_ERR "efitime: can't read time\n");
+                dev_err(dev, "can't read time\n");
                 return -EINVAL;
         }