From: Andreas Schwab <schwab@suse.de>
Date: Wed, 26 Jun 2019 14:50:03 +0000 (+0200)
Subject: RISC-V: Fix computation of pc-relative relocation offset
X-Git-Tag: grub-2.06-rc1~356
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2bf40e9e5be9808b17852e688eead87acff14420;p=thirdparty%2Fgrub.git

RISC-V: Fix computation of pc-relative relocation offset

The offset calculation was missing the relocation addend.

Signed-off-by: Andreas Schwab <schwab@suse.de>
Tested-by: Chester Lin <clin@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---

diff --git a/util/grub-mkimagexx.c b/util/grub-mkimagexx.c
index bc087c2b5..d16ec63a1 100644
--- a/util/grub-mkimagexx.c
+++ b/util/grub-mkimagexx.c
@@ -1232,8 +1232,7 @@ SUFFIX (relocate_addrs) (Elf_Ehdr *e, struct section_metadata *smd,
 		 grub_uint32_t *t32 = (grub_uint32_t *) target;
 		 grub_uint16_t *t16 = (grub_uint16_t *) target;
 		 grub_uint8_t *t8 = (grub_uint8_t *) target;
-		 grub_int64_t off = (long)sym_addr - target_section_addr - offset
-				    - image_target->vaddr_offset;
+		 grub_int64_t off;
 
 		 /*
 		  * Instructions and instruction encoding are documented in the RISC-V
@@ -1243,6 +1242,7 @@ SUFFIX (relocate_addrs) (Elf_Ehdr *e, struct section_metadata *smd,
 		  */
 
 		 sym_addr += addend;
+		 off = sym_addr - target_section_addr - offset - image_target->vaddr_offset;
 
 		 switch (ELF_R_TYPE (info))
 		   {