From: Chao Xie <xiechao.mail@gmail.com>
Date: Tue, 31 Jul 2012 06:13:10 +0000 (+0800)
Subject: ARM: cache: fix uninitialized ptr in tauros2_init
X-Git-Tag: firefly_0821_release~3680^2~1963^2~23^2~6
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=5967b546dd7142e7747993bb4c79422cd7b6f34f;p=firefly-linux-kernel-4.4.55.git

ARM: cache: fix uninitialized ptr in tauros2_init

init the variable "mode" to NULL to ensure the later NULL checking is
taking effect.

Signed-off-by: Chao Xie <xiechao.mail@gmail.com>
Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
---

diff --git a/arch/arm/mm/cache-tauros2.c b/arch/arm/mm/cache-tauros2.c
index 23a7643e9a87..97e2ac81399f 100644
--- a/arch/arm/mm/cache-tauros2.c
+++ b/arch/arm/mm/cache-tauros2.c
@@ -192,7 +192,7 @@ static inline void __init write_actlr(u32 actlr)
 void __init tauros2_init(void)
 {
 	extern int processor_id;
-	char *mode;
+	char *mode = NULL;
 
 	disable_l2_prefetch();