x86: Pass -z execstack for EFI payload flags

To match how we link EFI executables elsewhere, and to silence a linker
warning, pass -z execstack here as well.

Cc: Bin Meng <bmeng.cn@gmail.com>
Cc: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Tom Rini <trini@konsulko.com>

diff --git a/arch/x86/config.mk b/arch/x86/config.mk
index a4a694d..26ec1af 100644 (file)
--- a/arch/x86/config.mk
+++ b/arch/x86/config.mk
@@ -37,7 +37,8 @@ KBUILD_LDFLAGS += -m $(if $(IS_32BIT),elf_i386,elf_x86_64)
 
 # This is used in the top-level Makefile which does not include
 # KBUILD_LDFLAGS
-LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined -s
+LDFLAGS_EFI_PAYLOAD := -Bsymbolic -Bsymbolic-functions -shared --no-undefined \
+                      -s -zexecstack
 
 OBJCOPYFLAGS_EFI := -j .text -j .sdata -j .data -j .dynamic -j .dynsym \
        -j .rel -j .rela -j .reloc --strip-all