ACPI fix for 4.17-rc4

This fixes an ACPICA utilities (acpidump) build regression from the
 4.16 cycle by setting LD in the CFLAGS passed to the linker to $(CC)
 again (Jiri Slaby).
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Merge tag 'acpi-4.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI fix from Rafael Wysocki:
 "This fixes an ACPICA utilities (acpidump) build regression from the
  4.16 cycle by setting LD in the CFLAGS passed to the linker to $(CC)
  again (Jiri Slaby)"

* tag 'acpi-4.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  tools: power/acpi, revert to LD = gcc

tools/power/acpi/Makefile.config

@@ -56,6 +56,7 @@ INSTALL_SCRIPT = ${INSTALL_PROGRAM}
 # to compile vs uClibc, that can be done here as well.
 CROSS = #/usr/i386-linux-uclibc/usr/bin/i386-uclibc-
 CROSS_COMPILE ?= $(CROSS)
+LD = $(CC)
 HOSTCC = gcc
 
 # check if compiler option is supported