[PATCH] kbuild: suppress warnings from 'getconf LFS_*'

* [PATCH] kbuild: suppress warnings from 'getconf LFS_*'
@ 2018-07-12 10:38 Masahiro Yamada
  2018-07-12 11:08 ` Uwe Kleine-König
  0 siblings, 1 reply; 3+ messages in thread
From: Masahiro Yamada @ 2018-07-12 10:38 UTC (permalink / raw)
  To: linux-kbuild
  Cc: Ben Hutchings, Sam Ravnborg, Masahiro Yamada,
	Uwe Kleine-König, Michal Marek, linux-kernel

Suppress warnings for systems that do not recognize LFS_*.

 getconf: no such configuration parameter `LFS_CFLAGS'
 getconf: no such configuration parameter `LFS_LDFLAGS'
 getconf: no such configuration parameter `LFS_LIBS'

Fixes: d7f14c66c273 ("kbuild: Enable Large File Support for hostprogs")
Reported-by: Chen Feng <puck.chen@hisilicon.com>
Cc: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

 Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 0f035ae..abc74f8 100644
--- a/Makefile
+++ b/Makefile
@@ -353,9 +353,9 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
 	  else if [ -x /bin/bash ]; then echo /bin/bash; \
 	  else echo sh; fi ; fi)
 
-HOST_LFS_CFLAGS := $(shell getconf LFS_CFLAGS)
-HOST_LFS_LDFLAGS := $(shell getconf LFS_LDFLAGS)
-HOST_LFS_LIBS := $(shell getconf LFS_LIBS)
+HOST_LFS_CFLAGS := $(shell getconf LFS_CFLAGS 2>/dev/null)
+HOST_LFS_LDFLAGS := $(shell getconf LFS_LDFLAGS 2>/dev/null)
+HOST_LFS_LIBS := $(shell getconf LFS_LIBS 2>/dev/null)
 
 HOSTCC       = gcc
 HOSTCXX      = g++
-- 
2.7.4


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