From: Al Viro <viro@zeniv.linux.org.uk>
Date: Mon, 12 Nov 2012 19:19:03 +0000 (-0500)
Subject: amd64: get rid of useless RESTORE_TOP_OF_STACK in stub_execve()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ea93a6e2e73c5a1a8d1d60098f1ca5618fd5aca1;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

amd64: get rid of useless RESTORE_TOP_OF_STACK in stub_execve()

we are not going to return via SYSRET anyway.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---

diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 07a7a04529bc..2f2f57ac3748 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -886,7 +886,6 @@ ENTRY(stub_execve)
 	SAVE_REST
 	FIXUP_TOP_OF_STACK %r11
 	call sys_execve
-	RESTORE_TOP_OF_STACK %r11
 	movq %rax,RAX(%rsp)
 	RESTORE_REST
 	jmp int_ret_from_sys_call