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sbus-rtc: BKL pushdown

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Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2008-05-20 19:16:40 +02:00 • committed by Jonathan Corbet
parent 4101273535
commit 5ab0854dd7
1 changed files with 3 additions and 0 deletions
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3
drivers/sbus/char/rtc.c
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@ -12,6 +12,7 @@
*/ */
#include <linux/module.h> #include <linux/module.h>
#include <linux/smp_lock.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/miscdevice.h> #include <linux/miscdevice.h>
@ -213,6 +214,7 @@ static int rtc_open(struct inode *inode, struct file *file)
{ {
int ret; int ret;
lock_kernel();
spin_lock_irq(&mostek_lock); spin_lock_irq(&mostek_lock);
if (rtc_busy) { if (rtc_busy) {
ret = -EBUSY; ret = -EBUSY;
@ -221,6 +223,7 @@ static int rtc_open(struct inode *inode, struct file *file)
ret = 0; ret = 0;
} }
spin_unlock_irq(&mostek_lock); spin_unlock_irq(&mostek_lock);
unlock_kernel();
return ret; return ret;
} }