[media] lirc_dev: add some __user annotations

Sparse complains because there are no __user annotations.

drivers/media/rc/lirc_dev.c:156:27: warning:
	incorrect type in initializer (incompatible argument 2 (different address spaces))
drivers/media/rc/lirc_dev.c:156:27:    expected int ( *read )( ... )
drivers/media/rc/lirc_dev.c:156:27:    got int ( extern [toplevel] *<noident> )( ... )

Signed-off-by: Dan Carpenter <error27@gmail.com>
Acked-by: Jarod Wilson <jarod@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/rc/lirc_dev.c b/drivers/media/rc/lirc_dev.c
index 756656e..6b9fc74 100644 (file)
--- a/drivers/media/rc/lirc_dev.c
+++ b/drivers/media/rc/lirc_dev.c
@@ -627,7 +627,7 @@ long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 EXPORT_SYMBOL(lirc_dev_fop_ioctl);
 
 ssize_t lirc_dev_fop_read(struct file *file,
-                         char *buffer,
+                         char __user *buffer,
                          size_t length,
                          loff_t *ppos)
 {
@@ -747,7 +747,7 @@ void *lirc_get_pdata(struct file *file)
 EXPORT_SYMBOL(lirc_get_pdata);
 
 
-ssize_t lirc_dev_fop_write(struct file *file, const char *buffer,
+ssize_t lirc_dev_fop_write(struct file *file, const char __user *buffer,
                           size_t length, loff_t *ppos)
 {
        struct irctl *ir = irctls[iminor(file->f_dentry->d_inode)];

diff --git a/include/media/lirc_dev.h b/include/media/lirc_dev.h
index 54780a5..630e702 100644 (file)
--- a/include/media/lirc_dev.h
+++ b/include/media/lirc_dev.h
@@ -217,9 +217,9 @@ int lirc_dev_fop_open(struct inode *inode, struct file *file);
 int lirc_dev_fop_close(struct inode *inode, struct file *file);
 unsigned int lirc_dev_fop_poll(struct file *file, poll_table *wait);
 long lirc_dev_fop_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
-ssize_t lirc_dev_fop_read(struct file *file, char *buffer, size_t length,
+ssize_t lirc_dev_fop_read(struct file *file, char __user *buffer, size_t length,
                          loff_t *ppos);
-ssize_t lirc_dev_fop_write(struct file *file, const char *buffer, size_t length,
-                          loff_t *ppos);
+ssize_t lirc_dev_fop_write(struct file *file, const char __user *buffer,
+                          size_t length, loff_t *ppos);
 
 #endif