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x86/purgatory: Make functions and variables static

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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>
This commit is contained in:
Tobin C. Harding 2017-02-20 10:12:35 +11:00 committed by Thomas Gleixner
parent 940b2f2fd9
commit 72042a8c7b
1 changed files with 5 additions and 5 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

10
arch/x86/purgatory/purgatory.c
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@ -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];