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-rw-r--r--arch/x86/kernel/entry_32.S2
-rw-r--r--arch/x86/kernel/signal.c12
2 files changed, 2 insertions, 12 deletions
diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S
index a96a0d8a0fd..621ef459941 100644
--- a/arch/x86/kernel/entry_32.S
+++ b/arch/x86/kernel/entry_32.S
@@ -763,7 +763,7 @@ PTREGSCALL0(fork)
PTREGSCALL0(clone)
PTREGSCALL0(vfork)
PTREGSCALL3(execve)
-PTREGSCALL0(sigaltstack)
+PTREGSCALL2(sigaltstack)
PTREGSCALL0(sigreturn)
PTREGSCALL0(rt_sigreturn)
PTREGSCALL0(vm86)
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 74fe6d86dc5..4fd173cd8e5 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -545,22 +545,12 @@ sys_sigaction(int sig, const struct old_sigaction __user *act,
}
#endif /* CONFIG_X86_32 */
-#ifdef CONFIG_X86_32
-int sys_sigaltstack(struct pt_regs *regs)
-{
- const stack_t __user *uss = (const stack_t __user *)regs->bx;
- stack_t __user *uoss = (stack_t __user *)regs->cx;
-
- return do_sigaltstack(uss, uoss, regs->sp);
-}
-#else /* !CONFIG_X86_32 */
-asmlinkage long
+long
sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss,
struct pt_regs *regs)
{
return do_sigaltstack(uss, uoss, regs->sp);
}
-#endif /* CONFIG_X86_32 */
/*
* Do a signal return; undo the signal stack.