diff --git a/sys/kern/kern_hhook.c b/sys/kern/kern_hhook.c
index 47867555ad42..1e34044e7e0f 100644
--- a/sys/kern/kern_hhook.c
+++ b/sys/kern/kern_hhook.c
@@ -58,8 +58,7 @@ struct hhook {
 	STAILQ_ENTRY(hhook)	hhk_next;
 };
 
-MALLOC_DECLARE(M_HHOOK);
-MALLOC_DEFINE(M_HHOOK, "hhook", "Helper hooks are linked off hhook_head lists");
+static MALLOC_DEFINE(M_HHOOK, "hhook", "Helper hooks are linked off hhook_head lists");
 
 LIST_HEAD(hhookheadhead, hhook_head);
 VNET_DEFINE(struct hhookheadhead, hhook_head_list);
diff --git a/sys/netinet/cc/cc_chd.c b/sys/netinet/cc/cc_chd.c
index 9152a0b7ec24..5f64f6ca4d8b 100644
--- a/sys/netinet/cc/cc_chd.c
+++ b/sys/netinet/cc/cc_chd.c
@@ -127,8 +127,7 @@ static VNET_DEFINE(uint32_t, chd_qthresh) = 20;
 #define	V_chd_loss_fair	VNET(chd_loss_fair)
 #define	V_chd_use_max	VNET(chd_use_max)
 
-MALLOC_DECLARE(M_CHD);
-MALLOC_DEFINE(M_CHD, "chd data",
+static MALLOC_DEFINE(M_CHD, "chd data",
     "Per connection data required for the CHD congestion control algorithm");
 
 struct cc_algo chd_cc_algo = {
diff --git a/sys/netinet/cc/cc_cubic.c b/sys/netinet/cc/cc_cubic.c
index 2c5d82c41aa0..17a69855275c 100644
--- a/sys/netinet/cc/cc_cubic.c
+++ b/sys/netinet/cc/cc_cubic.c
@@ -98,8 +98,7 @@ struct cubic {
 	int		t_last_cong;
 };
 
-MALLOC_DECLARE(M_CUBIC);
-MALLOC_DEFINE(M_CUBIC, "cubic data",
+static MALLOC_DEFINE(M_CUBIC, "cubic data",
     "Per connection data required for the CUBIC congestion control algorithm");
 
 struct cc_algo cubic_cc_algo = {
diff --git a/sys/netinet/cc/cc_htcp.c b/sys/netinet/cc/cc_htcp.c
index 4ada9d96f700..15b7973b039f 100644
--- a/sys/netinet/cc/cc_htcp.c
+++ b/sys/netinet/cc/cc_htcp.c
@@ -173,8 +173,7 @@ static VNET_DEFINE(u_int, htcp_rtt_scaling) = 0;
 #define	V_htcp_adaptive_backoff    VNET(htcp_adaptive_backoff)
 #define	V_htcp_rtt_scaling    VNET(htcp_rtt_scaling)
 
-MALLOC_DECLARE(M_HTCP);
-MALLOC_DEFINE(M_HTCP, "htcp data",
+static MALLOC_DEFINE(M_HTCP, "htcp data",
     "Per connection data required for the HTCP congestion control algorithm");
 
 struct cc_algo htcp_cc_algo = {
diff --git a/sys/netinet/cc/cc_vegas.c b/sys/netinet/cc/cc_vegas.c
index ac3c89f571a8..d25ecf9e45e9 100644
--- a/sys/netinet/cc/cc_vegas.c
+++ b/sys/netinet/cc/cc_vegas.c
@@ -105,8 +105,7 @@ static VNET_DEFINE(uint32_t, vegas_beta) = 3;
 #define	V_vegas_alpha	VNET(vegas_alpha)
 #define	V_vegas_beta	VNET(vegas_beta)
 
-MALLOC_DECLARE(M_VEGAS);
-MALLOC_DEFINE(M_VEGAS, "vegas data",
+static MALLOC_DEFINE(M_VEGAS, "vegas data",
     "Per connection data required for the Vegas congestion control algorithm");
 
 struct cc_algo vegas_cc_algo = {
diff --git a/sys/netinet/siftr.c b/sys/netinet/siftr.c
index 9fca662ee96b..9d1126287035 100644
--- a/sys/netinet/siftr.c
+++ b/sys/netinet/siftr.c
@@ -156,14 +156,11 @@ __FBSDID("$FreeBSD$");
 #define THIRD_OCTET(X)	(((X) & 0x0000FF00) >> 8)
 #define FOURTH_OCTET(X)	((X) & 0x000000FF)
 
-MALLOC_DECLARE(M_SIFTR);
-MALLOC_DEFINE(M_SIFTR, "siftr", "dynamic memory used by SIFTR");
-
-MALLOC_DECLARE(M_SIFTR_PKTNODE);
-MALLOC_DEFINE(M_SIFTR_PKTNODE, "siftr_pktnode", "SIFTR pkt_node struct");
-
-MALLOC_DECLARE(M_SIFTR_HASHNODE);
-MALLOC_DEFINE(M_SIFTR_HASHNODE, "siftr_hashnode", "SIFTR flow_hash_node struct");
+static MALLOC_DEFINE(M_SIFTR, "siftr", "dynamic memory used by SIFTR");
+static MALLOC_DEFINE(M_SIFTR_PKTNODE, "siftr_pktnode",
+    "SIFTR pkt_node struct");
+static MALLOC_DEFINE(M_SIFTR_HASHNODE, "siftr_hashnode",
+    "SIFTR flow_hash_node struct");
 
 /* Used as links in the pkt manager queue. */
 struct pkt_node {