From: Alan Cox <alan@linux.intel.com>
Date: Tue, 27 Oct 2009 15:35:55 +0000 (+0000)
Subject: ray_cs: Fix copy_from_user handling
X-Git-Tag: v2.6.31.6~74
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bf501c3e8bb75e9f22f79eca39dc6c8ca5a32432;p=karo-tx-linux.git

ray_cs: Fix copy_from_user handling

commit 575c9ed7798218dc923f319c0d78f0c25ca506b9 upstream.

I've not touched the other stuff here but the word "locking" comes to mind.

Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 698b11b1cadb..8c67a488f83b 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -2878,7 +2878,7 @@ static int write_essid(struct file *file, const char __user *buffer,
 		       unsigned long count, void *data)
 {
 	static char proc_essid[33];
-	int len = count;
+	unsigned int len = count;
 
 	if (len > 32)
 		len = 32;