[media] staging/media: lirc_imon: add a __user annotation
This silences the following Sparse warnings:
lirc_imon.c:404:32: warning: incorrect type in argument 1 (different address spaces)
lirc_imon.c:404:32: expected void const [noderef] <asn:1>*<noident>
lirc_imon.c:404:32: got char const *buf
lirc_imon.c:117:28: warning: incorrect type in initializer (incompatible argument 2 (different address spaces))
lirc_imon.c:117:28: expected long ( *write )( ... )
lirc_imon.c:117:28: got long ( static [toplevel] *<noident> )( ... )
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/staging/media/lirc/lirc_imon.c b/drivers/staging/media/lirc/lirc_imon.c
index f5308d5..c1654b1 100644
--- a/drivers/staging/media/lirc/lirc_imon.c
+++ b/drivers/staging/media/lirc/lirc_imon.c
@@ -63,7 +63,7 @@
static int display_close(struct inode *inode, struct file *file);
/* VFD write operation */
-static ssize_t vfd_write(struct file *file, const char *buf,
+static ssize_t vfd_write(struct file *file, const char __user *buf,
size_t n_bytes, loff_t *pos);
/* LIRC driver function prototypes */
@@ -369,7 +369,7 @@
* than 32 bytes are provided spaces will be appended to
* generate a full screen.
*/
-static ssize_t vfd_write(struct file *file, const char *buf,
+static ssize_t vfd_write(struct file *file, const char __user *buf,
size_t n_bytes, loff_t *pos)
{
int i;