From 4a2381eb6f9c985c78d9e4451c1501761362a2e5 Mon Sep 17 00:00:00 2001
From: Joachim Wiberg <troglobit@gmail.com>
Date: Sun, 28 Apr 2024 14:22:57 +0200
Subject: [PATCH] Fix #404: possible undefined behavior --without-fstab

Signed-off-by: Joachim Wiberg <troglobit@gmail.com>
---
 src/conf.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/conf.c b/src/conf.c
index a01adbf5..1cfcd872 100644
--- a/src/conf.c
+++ b/src/conf.c
@@ -348,8 +348,11 @@ static void parse_kernel_loglevel(void)
  */
 void conf_parse_cmdline(int argc, char *argv[])
 {
+	const char *ptr;
+
 	/* Set up defaults */
-	fstab      = strdup(FINIT_FSTAB);
+	if ((ptr = FINIT_FSTAB))
+		fstab = strdup(ptr);
 	finit_conf = strdup(FINIT_CONF);
 	finit_rcsd = strdup(FINIT_RCSD);
 	path       = getenv("PATH");