[CRIU] [PATCH 6/9] sysctl_op(): fix check for known ns mask

[Kir Kolyshkin]

This must be boolean not logical NOT.

Reported by Coverity, CID 114612.

Signed-off-by: Kir Kolyshkin <kir at openvz.org>
---
 sysctl.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sysctl.c b/sysctl.c
index 1e7ee66..0290795 100644
--- a/sysctl.c
+++ b/sysctl.c
@@ -387,7 +387,7 @@ int sysctl_op(struct sysctl_req *req, size_t nr_req, int op, unsigned int ns)
 	if (nr_req == 0)
 		return 0;
 
-	if (ns & !KNOWN_NS_MASK) {
+	if (ns & ~KNOWN_NS_MASK) {
 		pr_err("don't know how to restore some namespaces in %u\n", ns);
 		return -1;
 	}
-- 
2.4.3