DSS2: Small VRFB context allocation bug fixed

[pandora-kernel.git] / drivers / char / raw.c

diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index bbfa0e2..47b8cf2 100644 (file)
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -19,6 +19,7 @@
 #include <linux/cdev.h>
 #include <linux/device.h>
 #include <linux/mutex.h>
+#include <linux/smp_lock.h>
 
 #include <asm/uaccess.h>
 
@@ -53,6 +54,7 @@ static int raw_open(struct inode *inode, struct file *filp)
                return 0;
        }
 
+       lock_kernel();
        mutex_lock(&raw_mutex);
 
        /*
@@ -79,6 +81,7 @@ static int raw_open(struct inode *inode, struct file *filp)
                        bdev->bd_inode->i_mapping;
        filp->private_data = bdev;
        mutex_unlock(&raw_mutex);
+       unlock_kernel();
        return 0;
 
 out2:
@@ -128,8 +131,8 @@ raw_ioctl(struct inode *inode, struct file *filp,
 static void bind_device(struct raw_config_request *rq)
 {
        device_destroy(raw_class, MKDEV(RAW_MAJOR, rq->raw_minor));
-       device_create(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor),
-                     "raw%d", rq->raw_minor);
+       device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, rq->raw_minor),
+                             NULL, "raw%d", rq->raw_minor);
 }
 
 /*
@@ -280,7 +283,8 @@ static int __init raw_init(void)
                ret = PTR_ERR(raw_class);
                goto error_region;
        }
-       device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), "rawctl");
+       device_create_drvdata(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL,
+                             "rawctl");
 
        return 0;