diff options
Diffstat (limited to 'arch/um/drivers')
| -rw-r--r-- | arch/um/drivers/mmapper_kern.c | 11 | ||||
| -rw-r--r-- | arch/um/drivers/random.c | 3 |
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; |