diff --git a/[refs] b/[refs]
index 408acb8a177d..824154e6e661 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 821836e5baa69b8bc80605f25ad963e721609bc0
+refs/heads/master: f66d45e99eb7ca91822c3e3f6d7a98843c9626cb
diff --git a/trunk/ipc/shm.c b/trunk/ipc/shm.c
index 6d16bb6de7d2..f8e10a25ad7d 100644
--- a/trunk/ipc/shm.c
+++ b/trunk/ipc/shm.c
@@ -279,7 +279,7 @@ static int newseg (struct ipc_namespace *ns, key_t key, int shmflg, size_t size)
 	if (size < SHMMIN || size > ns->shm_ctlmax)
 		return -EINVAL;
 
-	if (ns->shm_tot + numpages >= ns->shm_ctlall)
+	if (ns->shm_tot + numpages > ns->shm_ctlall)
 		return -ENOSPC;
 
 	shp = ipc_rcu_alloc(sizeof(*shp));