linux-kernel - [PATCH] kconfig: add 'static' to some file-local data

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Date:   Wed, 29 Jul 2020 12:18:37 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     linux-kbuild@...r.kernel.org
Cc:     Masahiro Yamada <masahiroy@...nel.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] kconfig: add 'static' to some file-local data

Fix some warnings from sparce like follows:

  warning: symbol '...' was not declared. Should it be static?

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 scripts/kconfig/lexer.l  |  2 +-
 scripts/kconfig/symbol.c | 14 ++++++++++----
 2 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/scripts/kconfig/lexer.l b/scripts/kconfig/lexer.l
index 6354c905b006..98daac3bc829 100644
--- a/scripts/kconfig/lexer.l
+++ b/scripts/kconfig/lexer.l
@@ -36,7 +36,7 @@ struct buffer {
 	YY_BUFFER_STATE state;
 };
 
-struct buffer *current_buf;
+static struct buffer *current_buf;
 
 static int last_ts, first_ts;
 
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 9363e37b8870..ffa3ec65cc90 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -15,15 +15,21 @@ struct symbol symbol_yes = {
 	.name = "y",
 	.curr = { "y", yes },
 	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_mod = {
+};
+
+struct symbol symbol_mod = {
 	.name = "m",
 	.curr = { "m", mod },
 	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_no = {
+};
+
+struct symbol symbol_no = {
 	.name = "n",
 	.curr = { "n", no },
 	.flags = SYMBOL_CONST|SYMBOL_VALID,
-}, symbol_empty = {
+};
+
+static struct symbol symbol_empty = {
 	.name = "",
 	.curr = { "", no },
 	.flags = SYMBOL_VALID,
@@ -31,7 +37,7 @@ struct symbol symbol_yes = {
 
 struct symbol *sym_defconfig_list;
 struct symbol *modules_sym;
-tristate modules_val;
+static tristate modules_val;
 
 enum symbol_type sym_get_type(struct symbol *sym)
 {
-- 
2.25.1