From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 12 Sep 2018 22:45:29 +0000 (-0400)
Subject: gigaset: don't try to printk userland buffer contents
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=09d88c85769262aadc85a49d6d4e91d35c115db1;p=people%2Fms%2Flinux.git

gigaset: don't try to printk userland buffer contents

especially when you've just copied it in...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 600c79b030cd..f9698c0c3885 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -206,7 +206,7 @@ static int if_ioctl(struct tty_struct *tty,
 				? -EFAULT : 0;
 			if (retval >= 0) {
 				gigaset_dbg_buffer(DEBUG_IF, "GIGASET_BRKCHARS",
-						   6, (const unsigned char *) arg);
+						   6, buf);
 				retval = cs->ops->brkchars(cs, buf);
 			}
 			break;