rtc-m41t80: use nonseekable_open()

Use nonseekable_open() for this since seeking is not supported anyway.

Signed-off-by: Jan Blunck <jblunck@suse.de>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Paul Gortmaker <p_gortmaker@yahoo.com>
Cc: Alessandro Zummo <a.zummo@towertech.it>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index 038095d99976e294629873443866b63e7eb7d19e..6dc4e6241418ac601a40abf5dfb0744401d44d5d 100644 (file)
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -595,10 +595,6 @@ static void wdt_disable(void)
 static ssize_t wdt_write(struct file *file, const char __user *buf,
                         size_t count, loff_t *ppos)
 {
-       /*  Can't seek (pwrite) on this device
-       if (ppos != &file->f_pos)
-       return -ESPIPE;
-       */
        if (count) {
                wdt_ping();
                return 1;
@@ -707,7 +703,7 @@ static int wdt_open(struct inode *inode, struct file *file)
                 */
                wdt_is_open = 1;
                unlock_kernel();
-               return 0;
+               return nonseekable_open(inode, file);
        }
        return -ENODEV;
 }