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Diffstat (limited to 'arch/x86/ia32/ia32_signal.c')
-rw-r--r--arch/x86/ia32/ia32_signal.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index cb3856a18c85..20af4c79579a 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -36,6 +36,11 @@
#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))
+#define FIX_EFLAGS (X86_EFLAGS_AC | X86_EFLAGS_OF | \
+ X86_EFLAGS_DF | X86_EFLAGS_TF | X86_EFLAGS_SF | \
+ X86_EFLAGS_ZF | X86_EFLAGS_AF | X86_EFLAGS_PF | \
+ X86_EFLAGS_CF)
+
asmlinkage int do_signal(struct pt_regs *regs, sigset_t *oldset);
void signal_fault(struct pt_regs *regs, void __user *frame, char *where);
@@ -248,7 +253,7 @@ static int ia32_restore_sigcontext(struct pt_regs *regs,
regs->ss |= 3;
err |= __get_user(tmpflags, &sc->flags);
- regs->flags = (regs->flags & ~0x40DD5) | (tmpflags & 0x40DD5);
+ regs->flags = (regs->flags & ~FIX_EFLAGS) | (tmpflags & FIX_EFLAGS);
/* disable syscall checks */
regs->orig_ax = -1;
@@ -515,7 +520,6 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
compat_sigset_t *set, struct pt_regs *regs)
{
struct rt_sigframe __user *frame;
- struct exec_domain *ed = current_thread_info()->exec_domain;
void __user *restorer;
int err = 0;
@@ -538,8 +542,7 @@ int ia32_setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))
goto give_sigsegv;
- err |= __put_user((ed && ed->signal_invmap && sig < 32
- ? ed->signal_invmap[sig] : sig), &frame->sig);
+ err |= __put_user(sig, &frame->sig);
err |= __put_user(ptr_to_compat(&frame->info), &frame->pinfo);
err |= __put_user(ptr_to_compat(&frame->uc), &frame->puc);
err |= copy_siginfo_to_user32(&frame->info, info);