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OpenCloudOS-Kernel
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apm_32: BKL pushdown 

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2008-05-20 19:15:34 +02:00 committed by Jonathan Corbet
parent 2861ead38b
commit 864fe51671
1 changed files with 4 additions and 0 deletions
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4
arch/x86/kernel/apm_32.c
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@ -204,6 +204,7 @@
#include <linux/module.h>
#include <linux/poll.h>
#include <linux/smp_lock.h>
#include <linux/types.h>
#include <linux/stddef.h>
#include <linux/timer.h>
@ -1544,10 +1545,12 @@ static int do_open(struct inode *inode, struct file *filp)
{
struct apm_user *as;
lock_kernel();
as = kmalloc(sizeof(*as), GFP_KERNEL);
if (as == NULL) {
printk(KERN_ERR "apm: cannot allocate struct of size %d bytes\n",
sizeof(*as));
unlock_kernel();
return -ENOMEM;
}
as->magic = APM_BIOS_MAGIC;
@ -1569,6 +1572,7 @@ static int do_open(struct inode *inode, struct file *filp)
user_list = as;
spin_unlock(&user_list_lock);
filp->private_data = as;
unlock_kernel();
return 0;
}