From: Joerg Roedel <[email protected]>
Put the right values from the original siginfo into the
userspace compat-siginfo.
This fixes the 32-bit mpx tabletest on a 64-bit kernel.
Fixes: a4455082dc6f0 ('x86/signals: Add missing signal_compat code for x86
features')
Cc: Dave Hansen <[email protected]>
Signed-off-by: Joerg Roedel <[email protected]>
---
arch/x86/kernel/signal_compat.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/x86/kernel/signal_compat.c b/arch/x86/kernel/signal_compat.c
index ec1f756..71beb28 100644
--- a/arch/x86/kernel/signal_compat.c
+++ b/arch/x86/kernel/signal_compat.c
@@ -151,8 +151,8 @@ int __copy_siginfo_to_user32(compat_siginfo_t __user *to,
const siginfo_t *from,
if (from->si_signo == SIGSEGV) {
if (from->si_code == SEGV_BNDERR) {
- compat_uptr_t lower = (unsigned
long)&to->si_lower;
- compat_uptr_t upper = (unsigned
long)&to->si_upper;
+ compat_uptr_t lower = (unsigned
long)from->si_lower;
+ compat_uptr_t upper = (unsigned
long)from->si_upper;
put_user_ex(lower,
&to->si_lower);
put_user_ex(upper,
&to->si_upper);
}
--
1.9.1
