Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes...

[pandora-kernel.git] / drivers / input / misc / hp_sdc_rtc.c

diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index 1be9639..45e5d05 100644 (file)
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -60,7 +60,7 @@ static struct fasync_struct *hp_sdc_rtc_async_queue;
 
 static DECLARE_WAIT_QUEUE_HEAD(hp_sdc_rtc_wait);
 
-static ssize_t hp_sdc_rtc_read(struct file *file, char *buf,
+static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
                               size_t count, loff_t *ppos);
 
 static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
@@ -385,14 +385,14 @@ static int hp_sdc_rtc_set_i8042timer (struct timeval *setto, uint8_t setcmd)
        return 0;
 }
 
-static ssize_t hp_sdc_rtc_read(struct file *file, char *buf,
+static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
                               size_t count, loff_t *ppos) {
        ssize_t retval;
 
         if (count < sizeof(unsigned long))
                 return -EINVAL;
 
-       retval = put_user(68, (unsigned long *)buf);
+       retval = put_user(68, (unsigned long __user *)buf);
        return retval;
 }
 
@@ -670,7 +670,7 @@ static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
 #endif
 }
 
-static struct file_operations hp_sdc_rtc_fops = {
+static const struct file_operations hp_sdc_rtc_fops = {
         .owner =       THIS_MODULE,
         .llseek =      no_llseek,
         .read =                hp_sdc_rtc_read,
@@ -691,12 +691,19 @@ 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)))
                return ret;
-       misc_register(&hp_sdc_rtc_dev);
-        create_proc_read_entry ("driver/rtc", 0, 0, 
+       if (misc_register(&hp_sdc_rtc_dev) != 0)
+               printk(KERN_INFO "Could not register misc. dev for i8042 rtc\n");
+
+        create_proc_read_entry ("driver/rtc", 0, NULL,
                                hp_sdc_rtc_read_proc, NULL);
 
        printk(KERN_INFO "HP i8042 SDC + MSM-58321 RTC support loaded "