From 92f8c2f636e0ade6a5986c0be449ccf819f8b2be Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Wed, 21 Feb 2024 08:50:31 -0700
Subject: [PATCH] loader/efi: Make gcc friendlier by move md_dev

Move the extern struct devsw md_dev out of the function. gcc is happier
with this arrangemnt often. However, we really should move it to a
header file, but that requires a bit of a rework of md support and
config.

Sponsored by:		Netflix
Reviewed by:		manu, tsoome
Differential Revision:	https://reviews.freebsd.org/D44008

(cherry picked from commit b2822c40f61d351bf8a4cac87e12521db06ff962)
---
 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 d7cffe5f6df..5944c383574 100644
--- a/stand/efi/loader/main.c
+++ b/stand/efi/loader/main.c
@@ -278,10 +278,11 @@ probe_zfs_currdev(uint64_t guid)
 #endif
 
 #ifdef MD_IMAGE_SIZE
+extern struct devsw md_dev;
+
 static bool
 probe_md_currdev(void)
 {
-	extern struct devsw md_dev;
 	bool rv;
 
 	set_currdev_devsw(&md_dev, 0);