linux-kernel - [PATCH] staging: wlan-ng: Fixed incorrect type warning in p80211netdev.c

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Message-Id: <20210217154255.112115-1-pritthijit.nath@icloud.com>
Date:   Wed, 17 Feb 2021 21:12:55 +0530
From:   Pritthijit Nath <pritthijit.nath@...oud.com>
To:     gregkh@...uxfoundation.org
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org,
        Pritthijit Nath <pritthijit.nath@...oud.com>
Subject: [PATCH] staging: wlan-ng: Fixed incorrect type warning in p80211netdev.c

This change fixes a sparse warning "incorrect type in argument 1
(different address spaces)".

Signed-off-by: Pritthijit Nath <pritthijit.nath@...oud.com>
---
 drivers/staging/wlan-ng/p80211netdev.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/staging/wlan-ng/p80211netdev.c b/drivers/staging/wlan-ng/p80211netdev.c
index 6f9666dc0277..70570e8a5ad2 100644
--- a/drivers/staging/wlan-ng/p80211netdev.c
+++ b/drivers/staging/wlan-ng/p80211netdev.c
@@ -569,7 +569,7 @@ static int p80211knetdev_do_ioctl(struct net_device *dev,
 		goto bail;
 	}
 
-	msgbuf = memdup_user(req->data, req->len);
+	msgbuf = memdup_user((void __user *)req->data, req->len);
 	if (IS_ERR(msgbuf)) {
 		result = PTR_ERR(msgbuf);
 		goto bail;
-- 
2.25.1