[media] anysee: make sure loading modules is const

Make sure that loaded modules are const char strings so we don't
load arbitrary modules in the future, nor allow for format string
leaks in the module request call.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

diff --git a/drivers/media/usb/dvb-usb-v2/anysee.c b/drivers/media/usb/dvb-usb-v2/anysee.c
index d3c5f230e97a7272f69e7cbba367c3a18c9cbe8b..ae917c042a52e7737a74e536328906014dbe34aa 100644 (file)
--- a/drivers/media/usb/dvb-usb-v2/anysee.c
+++ b/drivers/media/usb/dvb-usb-v2/anysee.c
@@ -630,8 +630,8 @@ error:
        return ret;
 }
 
-static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr,
-               void *platform_data)
+static int anysee_add_i2c_dev(struct dvb_usb_device *d, const char *type,
+               u8 addr, void *platform_data)
 {
        int ret, num;
        struct anysee_state *state = d_to_priv(d);
@@ -659,7 +659,7 @@ static int anysee_add_i2c_dev(struct dvb_usb_device *d, char *type, u8 addr,
                goto err;
        }
 
-       request_module(board_info.type);
+       request_module("%s", board_info.type);
 
        /* register I2C device */
        client = i2c_new_device(adapter, &board_info);