tablet/grub
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

libtasn1: Use grub_divmod64() for division

Browse Source 
Replace a 64-bit division with a call to grub_divmod64(), preventing
creation of __udivdi3() calls on 32-bit platforms.

Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Gary Lin <glin@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
Tested-by: Stefan Berger <stefanb@linux.ibm.com>
This commit is contained in:
Gary Lin 2024-11-15 15:34:35 +08:00 committed by Daniel Kiper
parent 8f56e5e5cf
commit 4160ca9839
1 changed files with 31 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
grub-core/lib/libtasn1-patches/0005-libtasn1-Use-grub_divmod64-for-division.patch Normal file
View File

@ -0,0 +1,31 @@
From 5ee39f0bb8b0b713f766c0fc83439d83ac2c0bf2 Mon Sep 17 00:00:00 2001
From: Gary Lin <glin@suse.com>
Date: Tue, 25 Jun 2024 16:32:50 +0800
Subject: [PATCH 05/13] libtasn1: Use grub_divmod64() for division
Replace a 64-bit division with a call to grub_divmod64(), preventing
creation of __udivdi3() calls on 32-bit platforms.
Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Gary Lin <glin@suse.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>
---
grub-core/lib/libtasn1-grub/lib/parser_aux.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/grub-core/lib/libtasn1-grub/lib/parser_aux.c b/grub-core/lib/libtasn1-grub/lib/parser_aux.c
index c05bd2339..e4e4c0556 100644
--- a/grub-core/lib/libtasn1-grub/lib/parser_aux.c
+++ b/grub-core/lib/libtasn1-grub/lib/parser_aux.c
@@ -632,7 +632,7 @@ _asn1_ltostr (int64_t v, char str[LTOSTR_MAX_SIZE])
count = 0;
do
{
- d = val / 10;
+ d = grub_divmod64(val, 10, NULL);
r = val - d * 10;
temp[start + count] = '0' + (char) r;
count++;
--
2.43.0