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path: root/drivers/watchdog/riowd.c
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Diffstat (limited to 'drivers/watchdog/riowd.c')
-rw-r--r--drivers/watchdog/riowd.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c
index d3c824d..c14ae86 100644
--- a/drivers/watchdog/riowd.c
+++ b/drivers/watchdog/riowd.c
@@ -10,7 +10,6 @@
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/miscdevice.h>
-#include <linux/smp_lock.h>
#include <linux/watchdog.h>
#include <linux/of.h>
#include <linux/of_device.h>
@@ -75,7 +74,6 @@ static void riowd_writereg(struct riowd *p, u8 val, int index)
static int riowd_open(struct inode *inode, struct file *filp)
{
- cycle_kernel_lock();
nonseekable_open(inode, filp);
return 0;
}
@@ -194,6 +192,8 @@ static int __devinit riowd_probe(struct of_device *op,
printk(KERN_ERR PFX "Cannot map registers.\n");
goto out_free;
}
+ /* Make miscdev useable right away */
+ riowd_device = p;
err = misc_register(&riowd_miscdev);
if (err) {
@@ -205,10 +205,10 @@ static int __devinit riowd_probe(struct of_device *op,
"regs at %p\n", riowd_timeout, p->regs);
dev_set_drvdata(&op->dev, p);
- riowd_device = p;
return 0;
out_iounmap:
+ riowd_device = NULL;
of_iounmap(&op->resource[0], p->regs, 2);
out_free:
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