[PATCH] rtlwifi: btcoexist: avoid format string in printk

[Kees Cook]

Since CL_PRINTF only ever takes a single argument, make sure a format
string cannot leak into printk.

Signed-off-by: Kees Cook <keescook@xxxxxxxxxxxx>
---
 .../net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h  |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h b/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
index 871fc3c6d559..049f4c8d98a8 100644
--- a/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
+++ b/drivers/net/wireless/rtlwifi/btcoexist/halbtcoutsrc.h
@@ -114,7 +114,7 @@ extern u32 btc_dbg_type[];
 
 
 #define	CL_SPRINTF	snprintf
-#define	CL_PRINTF	printk
+#define	CL_PRINTF(buf)	printk("%s", buf)
 
 #define	BTC_PRINT(dbgtype, dbgflag, printstr, ...)		\
 	do {							\
-- 
1.7.9.5


-- 
Kees Cook
Chrome OS Security
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