[tip:x86/boot] x86/boot/KASLR: Make local variable mem_limit static

[tip-bot for zhong jiang]

Commit-ID:  5db1b1e1ee34871b1965b3f890e3ccbdb185fa52
Gitweb:     https://git.kernel.org/tip/5db1b1e1ee34871b1965b3f890e3ccbdb185fa52
Author:     zhong jiang <zhongjiang@xxxxxxxxxx>
AuthorDate: Mon, 30 Jul 2018 21:44:33 +0800
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Mon, 30 Jul 2018 19:46:03 +0200

x86/boot/KASLR: Make local variable mem_limit static

Fix the following sparse warning:

arch/x86/boot/compressed/kaslr.c:102:20: warning: symbol 'mem_limit' was not declared. Should it be static?

Signed-off-by: zhong jiang <zhongjiang@xxxxxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: <gregkh@xxxxxxxxxxxxxxxxxxx>
Link: https://lkml.kernel.org/r/1532958273-47725-1-git-send-email-zhongjiang@xxxxxxxxxx

---
 arch/x86/boot/compressed/kaslr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/boot/compressed/kaslr.c b/arch/x86/boot/compressed/kaslr.c
index 531c9876f573..302517929932 100644
--- a/arch/x86/boot/compressed/kaslr.c
+++ b/arch/x86/boot/compressed/kaslr.c
@@ -102,7 +102,7 @@ static bool memmap_too_large;
 
 
 /* Store memory limit specified by "mem=nn[KMG]" or "memmap=nn[KMG]" */
-unsigned long long mem_limit = ULLONG_MAX;
+static unsigned long long mem_limit = ULLONG_MAX;
 
 
 enum mem_avoid_index {