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Diffstat (limited to 'arch/um/drivers')
-rw-r--r--arch/um/drivers/mmapper_kern.c11
-rw-r--r--arch/um/drivers/random.c3
2 files changed, 4 insertions, 10 deletions
diff --git a/arch/um/drivers/mmapper_kern.c b/arch/um/drivers/mmapper_kern.c
index eb240323c40..d22f9e5c0ea 100644
--- a/arch/um/drivers/mmapper_kern.c
+++ b/arch/um/drivers/mmapper_kern.c
@@ -16,7 +16,7 @@
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/mm.h>
-#include <linux/smp_lock.h>
+
#include <asm/uaccess.h>
#include "mem_user.h"
@@ -78,7 +78,6 @@ out:
static int mmapper_open(struct inode *inode, struct file *file)
{
- cycle_kernel_lock();
return 0;
}
@@ -115,18 +114,16 @@ static int __init mmapper_init(void)
v_buf = (char *) find_iomem("mmapper", &mmapper_size);
if (mmapper_size == 0) {
printk(KERN_ERR "mmapper_init - find_iomem failed\n");
- goto out;
+ return -ENODEV;
}
+ p_buf = __pa(v_buf);
err = misc_register(&mmapper_dev);
if (err) {
printk(KERN_ERR "mmapper - misc_register failed, err = %d\n",
err);
- goto out;
+ return err;;
}
-
- p_buf = __pa(v_buf);
-out:
return 0;
}
diff --git a/arch/um/drivers/random.c b/arch/um/drivers/random.c
index 6eabb7022a2..4949044773b 100644
--- a/arch/um/drivers/random.c
+++ b/arch/um/drivers/random.c
@@ -7,7 +7,6 @@
* of the GNU General Public License, incorporated herein by reference.
*/
#include <linux/sched.h>
-#include <linux/smp_lock.h>
#include <linux/module.h>
#include <linux/fs.h>
#include <linux/interrupt.h>
@@ -34,8 +33,6 @@ static DECLARE_WAIT_QUEUE_HEAD(host_read_wait);
static int rng_dev_open (struct inode *inode, struct file *filp)
{
- cycle_kernel_lock();
-
/* enforce read-only access to this chrdev */
if ((filp->f_mode & FMODE_READ) == 0)
return -EINVAL;