[tip:x86/urgent] x86/purgatory: Make functions and variables static

From	"tip-bot for Tobin C. Harding" <tipbot@zytor.com>
Newsgroups	linux.kernel
Subject	[tip:x86/urgent] x86/purgatory: Make functions and variables static
Date	2017-03-01 11:40 +0100
Message-ID	<tg9PS-1LH-61@gated-at.bofh.it> (permalink)
References	<tcIVP-5aM-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Commit-ID:  72042a8c7b01048a36ece216aaf206b7d60ca661
Gitweb:     http://git.kernel.org/tip/72042a8c7b01048a36ece216aaf206b7d60ca661
Author:     Tobin C. Harding <me@tobin.cc>
AuthorDate: Mon, 20 Feb 2017 10:12:35 +1100
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 1 Mar 2017 11:27:26 +0100

x86/purgatory: Make functions and variables static

Sparse emits several 'symbol not declared' warnings for various
functions and variables.

Add static keyword to functions and variables which have file scope
only.

Signed-off-by: Tobin C. Harding <me@tobin.cc>
Link: http://lkml.kernel.org/r/1487545956-2547-2-git-send-email-me@tobin.cc
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

---
 arch/x86/purgatory/purgatory.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86/purgatory/purgatory.c b/arch/x86/purgatory/purgatory.c
index 25e068b..2a5f437 100644
--- a/arch/x86/purgatory/purgatory.c
+++ b/arch/x86/purgatory/purgatory.c
@@ -18,11 +18,11 @@ struct sha_region {
 	unsigned long len;
 };
 
-unsigned long backup_dest = 0;
-unsigned long backup_src = 0;
-unsigned long backup_sz = 0;
+static unsigned long backup_dest;
+static unsigned long backup_src;
+static unsigned long backup_sz;
 
-u8 sha256_digest[SHA256_DIGEST_SIZE] = { 0 };
+static u8 sha256_digest[SHA256_DIGEST_SIZE] = { 0 };
 
 struct sha_region sha_regions[16] = {};
 
@@ -39,7 +39,7 @@ static int copy_backup_region(void)
 	return 0;
 }
 
-int verify_sha256_digest(void)
+static int verify_sha256_digest(void)
 {
 	struct sha_region *ptr, *end;
 	u8 digest[SHA256_DIGEST_SIZE];

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[PATCH v4 1/2] x86/purgatory: Fix sparse warning, symbol not declared "Tobin C. Harding" <me@tobin.cc> - 2017-02-20 00:20 +0100
  [tip:x86/urgent] x86/purgatory: Make functions and variables static "tip-bot for Tobin C. Harding" <tipbot@zytor.com> - 2017-03-01 11:40 +0100

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