net: fix compile error of leaking kmemleak.h header

net/core/sysctl_net_core.c: In function sysctl_core_init
net/core/sysctl_net_core.c:259: error: implicit declaration of function
memleak_not_leak

with same error in net/ipv4/route.c

Change-Id: I75c3150f8cdce606efc8a472af32e4e933ac4e0d
Signed-off-by: Shan Wei <davidshan@tencent.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Git-commit: 7426a5645f3d18daec1f7d6a24b529ec7286b800
Git-repo: https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/
Signed-off-by: Chintan Pandya <cpandya@codeaurora.org>
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 0c28508..c3ba8c2 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -14,6 +14,7 @@
 #include <linux/vmalloc.h>
 #include <linux/init.h>
 #include <linux/slab.h>
+#include <linux/kmemleak.h>
 
 #include <net/ip.h>
 #include <net/sock.h>
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 167ea10..d02a8da 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -109,6 +109,7 @@
 #include <net/rtnetlink.h>
 #ifdef CONFIG_SYSCTL
 #include <linux/sysctl.h>
+#include <linux/kmemleak.h>
 #endif
 #include <net/secure_seq.h>