[PATCH 2/2] mm: add MMU dependency for DEBUG_WX

[Zong Li]

DEBUG_WX should be enabled on MMU system. It had got build error when
enabling DEBUG_WX on NOMMU.

Signed-off-by: Zong Li <zong.li@xxxxxxxxxx>
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
---
 mm/Kconfig.debug | 1 +
 1 file changed, 1 insertion(+)

diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index b8cbe035247f..2409f7fc1567 100644
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -124,6 +124,7 @@ config ARCH_HAS_DEBUG_WX
 config DEBUG_WX
 	bool "Warn on W+X mappings at boot"
 	depends on ARCH_HAS_DEBUG_WX
+	depends on MMU
 	select PTDUMP_CORE
 	help
 	  Generate a warning if any W+X mappings are found at boot.
-- 
2.26.2