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[03/30] media: dvb_frontend: add proper __user annotations

Message ID f44d6107f87936c0359358184627fd82e60bd4b0.1521806166.git.mchehab@s-opensource.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mauro Carvalho Chehab March 23, 2018, 11:56 a.m. UTC 
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>
---
 drivers/media/dvb-core/dvb_frontend.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c
index a7ed16e0841d..21a7d4b47e1a 100644
--- 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);