2 files changed, 10 insertions, 0 deletions

diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index ab76ea442fa5..49d8abfe38fe 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -35,6 +35,7 @@
 
 #include <linux/hp_sdc.h>
 #include <linux/errno.h>
+#include <linux/smp_lock.h>
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/module.h>
@@ -408,6 +409,7 @@ static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait)
 
 static int hp_sdc_rtc_open(struct inode *inode, struct file *file)
 {
+        cycle_kernel_lock();
         return 0;
 }
 
@@ -691,6 +693,11 @@ static int __init hp_sdc_rtc_init(void)
 {
         int ret;
 
+#ifdef __mc68000__
+        if (!MACH_IS_HP300)
+                return -ENODEV;
+#endif
+
         init_MUTEX(&i8042tregs);
 
         if ((ret = hp_sdc_request_timer_irq(&hp_sdc_rtc_isr)))
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index a56ad4ba8fe2..2bcfa0b35061 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -37,6 +37,7 @@
 #include <linux/fs.h>
 #include <linux/miscdevice.h>
 #include <linux/uinput.h>
+#include <linux/smp_lock.h>
 
 static int uinput_dev_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
@@ -222,6 +223,7 @@ static int uinput_open(struct inode *inode, struct file *file)
         if (!newdev)
                 return -ENOMEM;
 
+        lock_kernel();
         mutex_init(&newdev->mutex);
         spin_lock_init(&newdev->requests_lock);
         init_waitqueue_head(&newdev->requests_waitq);
@@ -229,6 +231,7 @@ static int uinput_open(struct inode *inode, struct file *file)
         newdev->state = UIST_NEW_DEVICE;
 
         file->private_data = newdev;
+        unlock_kernel();
 
         return 0;
 }