From 01d3aee86625bd798a5e69afb92517d5530c7ed1 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Sat, 17 Aug 2019 16:24:33 +0200 Subject: crypto: sha256 - Make lib/crypto/sha256.c suitable for generic use Before this commit lib/crypto/sha256.c has only been used in the s390 and x86 purgatory code, make it suitable for generic use: * Export interesting symbols * Add -D__DISABLE_EXPORTS to CFLAGS_sha256.o for purgatory builds to avoid the exports for the purgatory builds * Add to lib/crypto/Makefile and crypto/Kconfig Signed-off-by: Hans de Goede Signed-off-by: Herbert Xu --- arch/x86/purgatory/Makefile | 2 ++ 1 file changed, 2 insertions(+) (limited to 'arch/x86/purgatory') diff --git a/arch/x86/purgatory/Makefile b/arch/x86/purgatory/Makefile index 026fa0006f0b..ea86982aba27 100644 --- a/arch/x86/purgatory/Makefile +++ b/arch/x86/purgatory/Makefile @@ -9,6 +9,8 @@ PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y)) $(obj)/sha256.o: $(srctree)/lib/crypto/sha256.c FORCE $(call if_changed_rule,cc_o_c) +CFLAGS_sha256.o := -D__DISABLE_EXPORTS + LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib -z nodefaultlib targets += purgatory.ro -- cgit v1.2.3