linux-kernel - [PATCH] Do not overwrite CFLAG passed into makefile

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Date:   Tue,  2 Apr 2019 22:11:22 +0800
From:   Zhongcheng Lao <laozhongcheng@...il.com>
To:     haiyangz@...rosoft.com
Cc:     Zhongcheng Lao <Zhongcheng.Lao@...rosoft.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Stephen Hemminger <sthemmin@...rosoft.com>,
        Sasha Levin <sashal@...nel.org>, linux-hyperv@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] Do not overwrite CFLAG passed into makefile

It is necessary to pass a custom value for KVP_SCRIPTS_PATH
because of the directory structure differences in Linux distros.
Current makefile does not allow this.

The patch fixes the issue.

Signed-off-by: Zhongcheng Lao <Zhongcheng.Lao@...rosoft.com>
---
 tools/hv/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/hv/Makefile b/tools/hv/Makefile
index 5db5e62cebda..058c3dbb7824 100644
--- a/tools/hv/Makefile
+++ b/tools/hv/Makefile
@@ -2,7 +2,7 @@
 # Makefile for Hyper-V tools
 
 WARNINGS = -Wall -Wextra
-CFLAGS = $(WARNINGS) -g $(shell getconf LFS_CFLAGS)
+CFLAGS += $(WARNINGS) -g $(shell getconf LFS_CFLAGS)
 
 CFLAGS += -D__EXPORTED_HEADERS__ -I../../include/uapi -I../../include
 
-- 
2.21.0