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crypto-zcrypt_api: BKL pushdown
author
Arnd Bergmann
<arnd@arndb.de>
Tue, 20 May 2008 17:15:46 +0000
(19:15 +0200)
committer
Jonathan Corbet
<corbet@lwn.net>
Fri, 20 Jun 2008 20:05:55 +0000
(14:05 -0600)
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
drivers/s390/crypto/zcrypt_api.c
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diff --git
a/drivers/s390/crypto/zcrypt_api.c
b/drivers/s390/crypto/zcrypt_api.c
index
4d36e80
..
e41c2fa
100644
(file)
--- a/
drivers/s390/crypto/zcrypt_api.c
+++ b/
drivers/s390/crypto/zcrypt_api.c
@@
-34,6
+34,7
@@
#include <linux/fs.h>
#include <linux/proc_fs.h>
#include <linux/compat.h>
+#include <linux/smp_lock.h>
#include <asm/atomic.h>
#include <asm/uaccess.h>
#include <linux/hw_random.h>
@@
-300,7
+301,9
@@
static ssize_t zcrypt_write(struct file *filp, const char __user *buf,
*/
static int zcrypt_open(struct inode *inode, struct file *filp)
{
+ lock_kernel();
atomic_inc(&zcrypt_open_count);
+ unlock_kernel();
return 0;
}