From 02cff72a7bfbf676f168a2799418affb33547d0e Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Sun, 17 Jun 2018 01:26:57 +0000
Subject: [PATCH] Many netboot scenarios don't have /boot/defaults/loader.conf.
 As a fallback, also check /boot/kernel/kernel existing as well, since that's
 the fallback behavior of the loader.

---
 stand/efi/loader/main.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/stand/efi/loader/main.c b/stand/efi/loader/main.c
index 222457f3f6d7..a8d07dbec4d6 100644
--- a/stand/efi/loader/main.c
+++ b/stand/efi/loader/main.c
@@ -220,7 +220,8 @@ sanity_check_currdev(void)
 {
 	struct stat st;
 
-	return (stat("/boot/defaults/loader.conf", &st) == 0);
+	return (stat("/boot/defaults/loader.conf", &st) == 0 ||
+	    stat("/boot/kernel/kernel", &st) == 0);
 }
 
 #ifdef EFI_ZFS_BOOT