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kernel/nsproxy.c: Improving a snippet of code.

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It seems GCC generates a better code in that way, so I changed that statement.
Btw, they have the same semantic, so I'm sending this patch due to performance issues.

Acked-by: Serge E. Hallyn <serge.hallyn@ubuntu.com>
Signed-off-by: Raphael S.Carvalho <raphael.scarv@gmail.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
This commit is contained in:
Raphael S.Carvalho 2013-02-27 15:32:09 -03:00 committed by Eric W. Biederman
parent aee1c13dd0
commit 21e851943e
1 changed files with 2 additions and 1 deletions
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kernel/nsproxy.c
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@ -148,7 +148,8 @@ int copy_namespaces(unsigned long flags, struct task_struct *tsk)
* means share undolist with parent, so we must forbid using
* it along with CLONE_NEWIPC.
*/
if ((flags & CLONE_NEWIPC) && (flags & CLONE_SYSVSEM)) {
if ((flags & (CLONE_NEWIPC | CLONE_SYSVSEM)) ==
(CLONE_NEWIPC | CLONE_SYSVSEM)) {
err = -EINVAL;
goto out;
}