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monwriter: BKL pushdown

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Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Arnd Bergmann 2008-05-20 19:16:18 +02:00 committed by Jonathan Corbet
parent 6ce46a435a
commit dca67e9d3d
1 changed files with 3 additions and 0 deletions
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3
drivers/s390/char/monwriter.c
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@ -12,6 +12,7 @@
#include <linux/moduleparam.h> #include <linux/moduleparam.h>
#include <linux/init.h> #include <linux/init.h>
#include <linux/errno.h> #include <linux/errno.h>
#include <linux/smp_lock.h>
#include <linux/types.h> #include <linux/types.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/miscdevice.h> #include <linux/miscdevice.h>
@ -179,10 +180,12 @@ static int monwrite_open(struct inode *inode, struct file *filp)
monpriv = kzalloc(sizeof(struct mon_private), GFP_KERNEL); monpriv = kzalloc(sizeof(struct mon_private), GFP_KERNEL);
if (!monpriv) if (!monpriv)
return -ENOMEM; return -ENOMEM;
lock_kernel();
INIT_LIST_HEAD(&monpriv->list); INIT_LIST_HEAD(&monpriv->list);
monpriv->hdr_to_read = sizeof(monpriv->hdr); monpriv->hdr_to_read = sizeof(monpriv->hdr);
mutex_init(&monpriv->thread_mutex); mutex_init(&monpriv->thread_mutex);
filp->private_data = monpriv; filp->private_data = monpriv;
unlock_kernel();
return nonseekable_open(inode, filp); return nonseekable_open(inode, filp);
} }