[PATCH 3/3] arch/um/kernel/Makefile: use KCONFIG_CONFIG

[Arseny Maslennikov]

If the config file is reassigned through the KCONFIG_CONFIG
makeflag/envvar, this rule still attempts to use the wrong, possibly
nonexistent file.
Let's fix that.

Signed-off-by: Arseny Maslennikov <ar@xxxxxxxxx>
---
 arch/um/kernel/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile
index 2f36d515762e..f5afd186a0ab 100644
--- a/arch/um/kernel/Makefile
+++ b/arch/um/kernel/Makefile
@@ -35,7 +35,7 @@ targets := config.c config.tmp
 # Be careful with the below Sed code - sed is pitfall-rich!
 # We use sed to lower build requirements, for "embedded" builders for instance.
 
-$(obj)/config.tmp: $(objtree)/.config FORCE
+$(obj)/config.tmp: $(objtree)/$(KCONFIG_CONFIG) FORCE
 	$(call if_changed,quote1)
 
 quiet_cmd_quote1 = QUOTE   $@
-- 
2.20.1