Fix secure compile option error in Makefile

dtc rpm包会生成dtc bin和libfdt.so，-fPIE不作用于libfdt.so，其他应用(如qemu)调用libfdt.so时会出现段错误，使用-fPIC代替-fPIE。

dtc.spec

@@ -2,7 +2,7 @@
 
 Name:         dtc
 Version:      1.7.0
-Release:      2
+Release:      3
 Summary:      Device tree compiler
 License:      GPLv2+
 URL:          https://devicetree.org/
@@ -16,6 +16,10 @@ Obsoletes:     libfdt
 Patch1:        openEuler-add-secure-compile-option-in-Makefile.patch
 Patch2:        remove-ldflags-in-cflags.patch
 
+%ifarch ppc64le
+Patch3:        fix-secure-compile-option-error-in-Makefile.patch
+%endif
+
 %description
 The devicetree is a data structure for describing hardware. Rather than hard coding
 every detail of a device into an operating system, many aspects of the hardware can
@@ -92,6 +96,9 @@ export SETUPTOOLS_SCM_PRETEND_VERSION=%{version}
 %doc Documentation/manual.txt
 
 %changelog
+* Thu Jul 18 2024 yingjun ni <yingjun.ni@shingroup.cn> - 1.7.0-3
+- fix secure compile option error in Makefile
+
 * Fri Jul 14 2023 dillon chen <dillon.chen@gmail.com> - 1.7.0-2
 - add clang build from jammyjellyfish PR
 

fix-secure-compile-option-error-in-Makefile.patch

@@ -0,0 +1,29 @@
+From de1f376fd21c7a8f46d67597fca57cfd2be66cd8 Mon Sep 17 00:00:00 2001
+From: Yingjun Ni <yingjun.ni@shingroup.cn>
+Date: Thu, 18 Jul 2024 10:40:34 +0800
+Subject: [PATCH] Fix secure compile option error in Makefile.
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+dtc rpm包会生成dtc bin和libfdt.so，-fPIE不作用于libfdt.so，其他应用(如qemu)调用libfdt.so时会出现段错误，使用-fPIC代替-fPIE。
+---
+ Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/Makefile b/Makefile
+index 5ef6edd..d2124da 100644
+--- a/Makefile
++++ b/Makefile
+@@ -20,7 +20,7 @@ CONFIG_LOCALVERSION =
+ # See libfdt_internal.h for details
+ ASSUME_MASK ?= 0
+ 
+-EXTRA_CFLAGS += -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fPIE
++EXTRA_CFLAGS += -D_FORTIFY_SOURCE=2 -fstack-protector-strong -fPIC
+ LDFLAGS += -Wl,-z,now -pie
+ CPPFLAGS = -I libfdt -I . -DFDT_ASSUME_MASK=$(ASSUME_MASK)
+ WARNINGS = -Wall -Wpointer-arith -Wcast-qual -Wnested-externs -Wsign-compare \
+-- 
+2.43.0
+