From d6755bd4fb411035ec7cf0dc6dfa1bc448e35d62 Mon Sep 17 00:00:00 2001
From: Kees Cook <keescook@chromium.org>
Date: Thu, 22 May 2014 11:48:41 -0700
Subject: rsi: avoid format string leak to thread name

Since the rsi_create_kthread interface does not include any format
string arguments, make sure that the resulting thread name can never
accidentally process the name as a format string.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/rsi/rsi_common.h b/drivers/net/wireless/rsi/rsi_common.h
index f2f7078..d3fbe33 100644
--- a/drivers/net/wireless/rsi/rsi_common.h
+++ b/drivers/net/wireless/rsi/rsi_common.h
@@ -63,7 +63,7 @@ static inline int rsi_create_kthread(struct rsi_common *common,
 				     u8 *name)
 {
 	init_completion(&thread->completion);
-	thread->task = kthread_run(func_ptr, common, name);
+	thread->task = kthread_run(func_ptr, common, "%s", name);
 	if (IS_ERR(thread->task))
 		return (int)PTR_ERR(thread->task);
 
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