linux-kernel - [PATCH] staging: wimax: fix sparse incorrect type issue

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Message-ID: <YDDzqPT81QBGpTBB@karthik-strix-linux.karthek.com>
Date:   Sat, 20 Feb 2021 17:04:00 +0530
From:   karthik alapati <mail@...thek.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mukul Mehar <mukulmehar02@...il.com>
Cc:     devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: wimax: fix sparse incorrect type issue

fix sparse warning by casting to explicit user address-space
pointer type

Signed-off-by: karthik alapati <mail@...thek.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 6f9666dc0..70570e8a5 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;
-- 
2.30.1