avoid uninitialised var when boot_unit has an unexpected value

tested by and ok aoyama@

diff --git a/sys/arch/luna88k/luna88k/autoconf.c b/sys/arch/luna88k/luna88k/autoconf.c
index e4b6c7c..c530c88 100644 (file)
--- a/sys/arch/luna88k/luna88k/autoconf.c
+++ b/sys/arch/luna88k/luna88k/autoconf.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: autoconf.c,v 1.24 2020/02/20 06:12:14 jsg Exp $       */
+/*     $OpenBSD: autoconf.c,v 1.25 2022/08/13 06:44:48 jsg Exp $       */
 /*
  * Copyright (c) 1998 Steve Murphree, Jr.
  * Copyright (c) 1996 Nivas Madhur
@@ -130,12 +130,10 @@ get_autoboot_device(void)
                len = strlen(value);
                if (len == 1) {
                        c = value[0];
-               } else if (len == 2) {
-                       if (value[0] == '1') {
-                               /* External spc (spc1) */
-                               strlcpy(autoboot.cont, "spc1", sizeof(autoboot.cont));
-                               c = value[1];
-                       }
+               } else if (len == 2 && value[0] == '1') {
+                       /* External spc (spc1) */
+                       strlcpy(autoboot.cont, "spc1", sizeof(autoboot.cont));
+                       c = value[1];
                } else
                        c = -1;