[patch 2/3] add do_unshare()

[clg]

From: Cedric Le Goater <clg@xxxxxxxxxx>

This patch adds a do_unshare() routine which will be common
to the unshare() and unshare64() syscall.

Signed-off-by: Cedric Le Goater <clg@xxxxxxxxxx>
---
 kernel/fork.c |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

Index: 2.6.24-mm1/kernel/fork.c
===================================================================
--- 2.6.24-mm1.orig/kernel/fork.c
+++ 2.6.24-mm1/kernel/fork.c
@@ -1694,7 +1694,7 @@ static int unshare_semundo(u64 unshare_f
  * constructed. Here we are modifying the current, active,
  * task_struct.
  */
-asmlinkage long sys_unshare(unsigned long unshare_flags)
+static long do_unshare(u64 unshare_flags)
 {
 	int err = 0;
 	struct fs_struct *fs, *new_fs = NULL;
@@ -1788,3 +1788,8 @@ bad_unshare_cleanup_thread:
 bad_unshare_out:
 	return err;
 }
+
+asmlinkage long sys_unshare(unsigned long unshare_flags)
+{
+	return do_unshare(unshare_flags);
+}

-- 
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