From: Penny Zheng <penny.zheng@arm.com>
Date: Mon, 14 Feb 2022 03:19:51 +0000 (+0000)
Subject: xen/arm: add ASSERT_UNREACHABLE in allocate_static_memory
X-Git-Tag: archive/raspbian/4.17.0-1+rpi1^2~33^2~1032
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=489859a33681b2921bc08e6c37763fedd2c099d5;p=xen.git

xen/arm: add ASSERT_UNREACHABLE in allocate_static_memory

Helper allocate_static_memory is not meant to be reachable when built with
!CONFIG_STATIC_MEMORY, so this commit adds ASSERT_UNREACHABLE in it to catch
potential misuse.

Signed-off-by: Penny Zheng <penny.zheng@arm.com>
Acked-by: Julien Grall <jgrall@amazon.com>
Tested-by: Stefano Stabellini <sstabellini@kernel.org>
---

diff --git a/xen/arch/arm/domain_build.c b/xen/arch/arm/domain_build.c
index ec29bd302c..52f256de9c 100644
--- a/xen/arch/arm/domain_build.c
+++ b/xen/arch/arm/domain_build.c
@@ -755,6 +755,7 @@ static void __init allocate_static_memory(struct domain *d,
                                           struct kernel_info *kinfo,
                                           const struct dt_device_node *node)
 {
+    ASSERT_UNREACHABLE();
 }
 
 static void __init assign_static_memory_11(struct domain *d,