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[PATCH v2 06/15] linux-user/s390x: Fix sigcontext sregs value


From: Richard Henderson
Subject: [PATCH v2 06/15] linux-user/s390x: Fix sigcontext sregs value
Date: Wed, 28 Apr 2021 12:33:59 -0700

Using the host address of &frame->sregs is incorrect.
We need the guest address.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/s390x/signal.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/linux-user/s390x/signal.c b/linux-user/s390x/signal.c
index dcc6f7bc02..f8515dd332 100644
--- a/linux-user/s390x/signal.c
+++ b/linux-user/s390x/signal.c
@@ -142,7 +142,7 @@ void setup_frame(int sig, struct target_sigaction *ka,
 
     save_sigregs(env, &frame->sregs);
 
-    __put_user((abi_ulong)(unsigned long)&frame->sregs, &frame->sc.sregs);
+    __put_user(frame_addr + offsetof(sigframe, sregs), &frame->sc.sregs);
 
     /* Set up to return from userspace.  If provided, use a stub
        already in userspace.  */
-- 
2.25.1




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