linux-kernel - [PATCH] bootconfig: Fix to initialize 'ret' local variable

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Message-Id: <163534286875.793799.13298849524607405594.stgit@devnote2>
Date:   Wed, 27 Oct 2021 22:54:28 +0900
From:   Masami Hiramatsu <mhiramat@...nel.org>
To:     Steven Rostedt <rostedt@...dmis.org>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] bootconfig: Fix to initialize 'ret' local variable

Fix xbc_parse_tree() to initialize the 'ret' local variable
before referring in the loop.

Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Andrew Morton <akpm@...ux-foundation.org>
Fixes: f3668cde8562 ("bootconfig: Split parse-tree part from xbc_init")
Signed-off-by: Masami Hiramatsu <mhiramat@...nel.org>
---
 lib/bootconfig.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/bootconfig.c b/lib/bootconfig.c
index a10ab25f6fcc..70e0d52ffd24 100644
--- a/lib/bootconfig.c
+++ b/lib/bootconfig.c
@@ -836,7 +836,7 @@ static int __init xbc_verify_tree(void)
 static int __init xbc_parse_tree(void)
 {
 	char *p, *q;
-	int ret, c;
+	int ret = 0, c;
 
 	last_parent = NULL;
 	p = xbc_data;