media: dvb_frontend: add proper __user annotations

Solves those warnings:
	drivers/media/dvb-core/dvb_frontend.c:2297:39: warning: incorrect type in argument 1 (different address spaces)
	drivers/media/dvb-core/dvb_frontend.c:2297:39:    expected void const [noderef] <asn:1>*<noident>
	drivers/media/dvb-core/dvb_frontend.c:2297:39:    got struct dtv_property *props
	drivers/media/dvb-core/dvb_frontend.c:2331:39: warning: incorrect type in argument 1 (different address spaces)
	drivers/media/dvb-core/dvb_frontend.c:2331:39:    expected void const [noderef] <asn:1>*<noident>
	drivers/media/dvb-core/dvb_frontend.c:2331:39:    got struct dtv_property *props

No functional changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index a7ed16e0841d5001174cc19c78a98b510290fac5..21a7d4b47e1a48bb65498df0dfb5b3b175f66302 100644 (file)
--- a/drivers/media/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb-core/dvb_frontend.c
@@ -2294,7 +2294,7 @@ static int dvb_frontend_handle_ioctl(struct file *file,
                if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS))
                        return -EINVAL;
 
-               tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp));
+               tvp = memdup_user((void __user *)tvps->props, tvps->num * sizeof(*tvp));
                if (IS_ERR(tvp))
                        return PTR_ERR(tvp);
 
@@ -2328,7 +2328,7 @@ static int dvb_frontend_handle_ioctl(struct file *file,
                if (!tvps->num || (tvps->num > DTV_IOCTL_MAX_MSGS))
                        return -EINVAL;
 
-               tvp = memdup_user(tvps->props, tvps->num * sizeof(*tvp));
+               tvp = memdup_user((void __user *)tvps->props, tvps->num * sizeof(*tvp));
                if (IS_ERR(tvp))
                        return PTR_ERR(tvp);