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[PATCH 4/4] hurd: Fix computing user stack pointer
From: |
Sergey Bugaev |
Subject: |
[PATCH 4/4] hurd: Fix computing user stack pointer |
Date: |
Mon, 15 May 2023 11:33:23 +0300 |
Fixes b574ae0a2876ee94e4fe617f878407bf818c2df0
"hurd: Implement sigreturn for x86_64"
Checked on x86_64-gnu.
Signed-off-by: Sergey Bugaev <bugaevc@gmail.com>
---
sysdeps/mach/hurd/x86_64/sigreturn.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sysdeps/mach/hurd/x86_64/sigreturn.c
b/sysdeps/mach/hurd/x86_64/sigreturn.c
index 82247e3c..5d3a4d31 100644
--- a/sysdeps/mach/hurd/x86_64/sigreturn.c
+++ b/sysdeps/mach/hurd/x86_64/sigreturn.c
@@ -126,7 +126,7 @@ __sigreturn (struct sigcontext *scp)
copy the registers onto the user's stack, switch there, pop and
return. */
- uintptr_t *usp = (uintptr_t *) scp->sc_ursp - 128;
+ uintptr_t *usp = (uintptr_t *) (scp->sc_ursp - 128);
*--usp = scp->sc_rip;
*--usp = scp->sc_rfl;
--
2.40.1