提交 b05c9e6c 编写于 作者: A Arnd Bergmann 提交者: Jonathan Corbet

cpwatchdog: BKL pushdown

Signed-off-by: NArnd Bergmann <arnd@arndb.de>
上级 122bc5ea
......@@ -279,6 +279,7 @@ static inline int wd_opt_timeout(void)
static int wd_open(struct inode *inode, struct file *f)
{
lock_kernel();
switch(iminor(inode))
{
case WD0_MINOR:
......@@ -291,6 +292,7 @@ static int wd_open(struct inode *inode, struct file *f)
f->private_data = &wd_dev.watchdog[WD2_ID];
break;
default:
unlock_kernel();
return(-ENODEV);
}
......@@ -304,11 +306,13 @@ static int wd_open(struct inode *inode, struct file *f)
(void *)wd_dev.regs)) {
printk("%s: Cannot register IRQ %d\n",
WD_OBPNAME, wd_dev.irq);
unlock_kernel();
return(-EBUSY);
}
wd_dev.initialized = 1;
}
unlock_kernel();
return(nonseekable_open(inode, f));
}
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册