linux-kernel - [PATCH v2 1/2] staging: panel: fix sparse warnings in keypad

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Fri, 18 Apr 2014 18:10:08 +0200
From:	Bastien Armand <armand.bastien@...oste.net>
To:	Willy Tarreau <willy@...a-x.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Monam Agarwal <monamagarwal123@...il.com>,
	Jake Champlin <jake.champlin.27@...il.com>,
	Arnd Bergmann <arnd@...db.de>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 1/2] staging: panel: fix sparse warnings in keypad_read

This patch fixes two sparse warnings related to keypad_read :
warning: incorrect type in argument 1 (different address spaces)
warning: incorrect type in initializer (incompatible argument 2 (different address spaces))

Signed-off-by: Bastien Armand <armand.bastien@...oste.net>
---
 drivers/staging/panel/panel.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index 08f9a48..1569e26 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -1571,11 +1571,11 @@ static void lcd_init(void)
  */

 static ssize_t keypad_read(struct file *file,
-			   char *buf, size_t count, loff_t *ppos)
+			   char __user *buf, size_t count, loff_t *ppos)
 {

 	unsigned i = *ppos;
-	char *tmp = buf;
+	char __user *tmp = buf;

 	if (keypad_buflen == 0) {
 		if (file->f_flags & O_NONBLOCK)
--
1.7.10.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/