x86: remove dead code in ia32-emu

Remove useless second time checking of fsave argument in save_i387_ia32()
routine.  It's possible the compiler is doing the same but that is much
better to remove the dead code explicitly.

Signed-off-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/ia32/fpu32.c b/arch/x86/ia32/fpu32.c
index 459bf743128f650163beb5bad1abbcba7ba2efab..ae80745f668fc37d95baa7e275bdd35433f4e6fc 100644 (file)
--- a/arch/x86/ia32/fpu32.c
+++ b/arch/x86/ia32/fpu32.c
@@ -174,8 +174,6 @@ int save_i387_ia32(struct task_struct *tsk, struct _fpstate_ia32 __user *buf,
        if (fsave)
                return 0;
        err |= __put_user(tsk->thread.i387.fxsave.swd, &buf->status);
-       if (fsave)
-               return err ? -1 : 1;
        err |= __put_user(X86_FXSR_MAGIC, &buf->magic);
        err |= __copy_to_user(&buf->_fxsr_env[0], &tsk->thread.i387.fxsave,
                              sizeof(struct i387_fxsave_struct));