From 8cddebd767c5059257022cfbc2ac53fd81c09c94 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Wed, 17 Oct 2012 02:26:48 -0400
Subject: [PATCH] um: don't bother with passing sp to do_fork() for
 fork(2)/vfork(2)

copy_thread() on um will do the right thing when getting 0 for sp...

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
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Reading git-format-patch failed