syslogd: do not segfault on parse error when using default config. Closes 5762

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/sysklogd/syslogd.c b/sysklogd/syslogd.c
index f349f4711..3fe3f5348 100644
--- a/sysklogd/syslogd.c
+++ b/sysklogd/syslogd.c
@@ -429,7 +429,9 @@ static void parse_syslogdcfg(const char *file)
         return;
 
  cfgerr:
-        bb_error_msg_and_die("error in '%s' at line %d", file, parser->lineno);
+        bb_error_msg_and_die("error in '%s' at line %d",
+                        file ? file : "/etc/syslog.conf",
+                        parser->lineno);
 }
 #endif