[PATCH 5.10.y 4/7] tools/bootconfig: Print all error message in stderr

[Sasha Levin <sashal@kernel.org>]

From: Masami Hiramatsu <mhiramat@kernel.org>

[ Upstream commit 160321b2602ff8e42ea77a09f2e3f1b35e3acfaf ]

Print all error message in stderr. This also removes
unneeded tools/bootconfig/include/linux/printk.h.

Link: https://lkml.kernel.org/r/163187298106.2366983.15210300267326257397.stgit@devnote2

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Stable-dep-of: 462d0b066b61 ("tools/bootconfig: Fix integer overflow and truncation in size checks")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 tools/bootconfig/include/linux/kernel.h |  2 --
 tools/bootconfig/include/linux/printk.h | 14 --------------
 tools/bootconfig/main.c                 |  2 ++
 3 files changed, 2 insertions(+), 16 deletions(-)
 delete mode 100644 tools/bootconfig/include/linux/printk.h

diff --git a/tools/bootconfig/include/linux/kernel.h b/tools/bootconfig/include/linux/kernel.h
index 2d93320aa3742..c4854b8e70237 100644
--- a/tools/bootconfig/include/linux/kernel.h
+++ b/tools/bootconfig/include/linux/kernel.h
@@ -5,8 +5,6 @@
 #include <stdlib.h>
 #include <stdbool.h>
 
-#include <linux/printk.h>
-
 typedef unsigned short u16;
 typedef unsigned int   u32;
 
diff --git a/tools/bootconfig/include/linux/printk.h b/tools/bootconfig/include/linux/printk.h
deleted file mode 100644
index 036e667596eb1..0000000000000
--- a/tools/bootconfig/include/linux/printk.h
+++ /dev/null
@@ -1,14 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _SKC_LINUX_PRINTK_H
-#define _SKC_LINUX_PRINTK_H
-
-#include <stdio.h>
-
-#define printk(fmt, ...) printf(fmt, ##__VA_ARGS__)
-
-#define pr_err printk
-#define pr_warn	printk
-#define pr_info	printk
-#define pr_debug printk
-
-#endif
diff --git a/tools/bootconfig/main.c b/tools/bootconfig/main.c
index 6b212e9835e07..6dd8afb954e48 100644
--- a/tools/bootconfig/main.c
+++ b/tools/bootconfig/main.c
@@ -15,6 +15,8 @@
 #include <linux/kernel.h>
 #include <linux/bootconfig.h>
 
+#define pr_err(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__)
+
 static int xbc_show_value(struct xbc_node *node, bool semicolon)
 {
 	const char *val, *eol;
-- 
2.53.0