x86: use sizeof(long) to unify signal_32|64.c

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

1 files changed, 3 insertions, 5 deletions

diff --git a/arch/x86/kernel/signal_64.c b/arch/x86/kernel/signal_64.c
index b7d7a6d5c26b..1045a07eeaec 100644
--- a/arch/x86/kernel/signal_64.c
+++ b/arch/x86/kernel/signal_64.c
@@ -133,13 +133,11 @@ asmlinkage long sys_rt_sigreturn(struct pt_regs *regs)
         sigset_t set;
         unsigned long ax;
 
-        frame = (struct rt_sigframe __user *)(regs->sp - 8);
-        if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) {
+        frame = (struct rt_sigframe __user *)(regs->sp - sizeof(long));
+        if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))
                 goto badframe;
-        } 
-        if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set))) { 
+        if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))
                 goto badframe;
-        } 
 
         sigdelsetmask(&set, ~_BLOCKABLE);
         spin_lock_irq(&current->sighand->siglock);