diff --git a/sys/dev/acpica/acpi.c b/sys/dev/acpica/acpi.c
--- a/sys/dev/acpica/acpi.c
+++ b/sys/dev/acpica/acpi.c
@@ -1525,7 +1525,7 @@
 	     * acpi_alloc_resource() will sub-alloc from the system
 	     * resource.
 	     */
-	    resource_list_reserve(rl, dev, children[i], rle->type, &rle->rid,
+	    resource_list_reserve(rl, dev, children[i], rle->type, rle->rid,
 		rle->start, rle->end, rle->count, 0);
 	}
     }
diff --git a/sys/dev/dpaa2/dpaa2_rc.c b/sys/dev/dpaa2/dpaa2_rc.c
--- a/sys/dev/dpaa2/dpaa2_rc.c
+++ b/sys/dev/dpaa2/dpaa2_rc.c
@@ -3321,7 +3321,7 @@
 
 	/* Reserve a newly added DPAA2 resource. */
 	res = resource_list_reserve(&dinfo->resources, rcdev, child, devtype,
-	    rid, (rman_res_t) dpaa2_dev, (rman_res_t) dpaa2_dev, 1,
+	    *rid, (rman_res_t) dpaa2_dev, (rman_res_t) dpaa2_dev, 1,
 	    flags & ~RF_ACTIVE);
 	if (!res) {
 		device_printf(rcdev, "%s: failed to reserve %s (rid=%d) for: %s "
diff --git a/sys/dev/pci/pci.c b/sys/dev/pci/pci.c
--- a/sys/dev/pci/pci.c
+++ b/sys/dev/pci/pci.c
@@ -3481,7 +3481,7 @@
 	 * driver for this device will later inherit this resource in
 	 * pci_alloc_resource().
 	 */
-	res = resource_list_reserve(rl, bus, dev, type, &reg, start, end, count,
+	res = resource_list_reserve(rl, bus, dev, type, reg, start, end, count,
 	    flags);
 	if ((pci_do_realloc_bars
 		|| pci_has_quirk(pci_get_devid(dev), PCI_QUIRK_REALLOC_BAR))
@@ -3494,7 +3494,7 @@
 		 */
 		resource_list_delete(rl, type, reg);
 		resource_list_add(rl, type, reg, 0, ~0, count);
-		res = resource_list_reserve(rl, bus, dev, type, &reg, 0, ~0,
+		res = resource_list_reserve(rl, bus, dev, type, reg, 0, ~0,
 		    count, flags);
 	}
 	if (res == NULL) {
@@ -3553,11 +3553,11 @@
 	} else {
 		rid = PCIR_BAR(0);
 		resource_list_add(rl, type, rid, 0x1f0, 0x1f7, 8);
-		(void)resource_list_reserve(rl, bus, dev, type, &rid, 0x1f0,
+		(void)resource_list_reserve(rl, bus, dev, type, rid, 0x1f0,
 		    0x1f7, 8, 0);
 		rid = PCIR_BAR(1);
 		resource_list_add(rl, type, rid, 0x3f6, 0x3f6, 1);
-		(void)resource_list_reserve(rl, bus, dev, type, &rid, 0x3f6,
+		(void)resource_list_reserve(rl, bus, dev, type, rid, 0x3f6,
 		    0x3f6, 1, 0);
 	}
 	if (progif & PCIP_STORAGE_IDE_MODESEC) {
@@ -3568,11 +3568,11 @@
 	} else {
 		rid = PCIR_BAR(2);
 		resource_list_add(rl, type, rid, 0x170, 0x177, 8);
-		(void)resource_list_reserve(rl, bus, dev, type, &rid, 0x170,
+		(void)resource_list_reserve(rl, bus, dev, type, rid, 0x170,
 		    0x177, 8, 0);
 		rid = PCIR_BAR(3);
 		resource_list_add(rl, type, rid, 0x376, 0x376, 1);
-		(void)resource_list_reserve(rl, bus, dev, type, &rid, 0x376,
+		(void)resource_list_reserve(rl, bus, dev, type, rid, 0x376,
 		    0x376, 1, 0);
 	}
 	pci_add_map(bus, dev, PCIR_BAR(4), rl, force,
@@ -3815,7 +3815,7 @@
 	struct resource *res;
 	char *cp;
 	rman_res_t start, end, count;
-	int rid, sec_bus, sec_reg, sub_bus, sub_reg, sup_bus;
+	int sec_bus, sec_reg, sub_bus, sub_reg, sup_bus;
 
 	switch (cfg->hdrtype & PCIM_HDRTYPE) {
 	case PCIM_HDRTYPE_BRIDGE:
@@ -3895,8 +3895,7 @@
 		if (pci_clear_buses)
 			goto clear;
 
-		rid = 0;
-		res = resource_list_reserve(rl, bus, dev, PCI_RES_BUS, &rid,
+		res = resource_list_reserve(rl, bus, dev, PCI_RES_BUS, 0,
 		    start, end, count, 0);
 		if (res != NULL)
 			return;
@@ -3945,7 +3944,7 @@
 	if (resource_list_find(rl, PCI_RES_BUS, rid) == NULL)
 		resource_list_add(rl, PCI_RES_BUS, rid, start, end, count);
 	if (!resource_list_reserved(rl, PCI_RES_BUS, rid)) {
-		res = resource_list_reserve(rl, dev, child, PCI_RES_BUS, &rid,
+		res = resource_list_reserve(rl, dev, child, PCI_RES_BUS, rid,
 		    start, end, count, flags & ~RF_ACTIVE);
 		if (res == NULL) {
 			resource_list_delete(rl, PCI_RES_BUS, rid);
@@ -4106,7 +4105,7 @@
 			continue;
 
 		resource_list_add(rl, type, rid, start, end, count);
-		res = resource_list_reserve(rl, bus, dev, type, &rid, start, end, count,
+		res = resource_list_reserve(rl, bus, dev, type, rid, start, end, count,
 		    flags);
 		if (res == NULL) {
 			resource_list_delete(rl, type, rid);
@@ -5591,7 +5590,7 @@
 	 * appropriate BAR for that resource.
 	 */
 	resource_list_add(rl, type, *rid, start, end, count);
-	res = resource_list_reserve(rl, dev, child, type, rid, start, end,
+	res = resource_list_reserve(rl, dev, child, type, *rid, start, end,
 	    count, flags & ~RF_ACTIVE);
 	if (res == NULL) {
 		resource_list_delete(rl, type, *rid);
diff --git a/sys/kern/subr_bus.c b/sys/kern/subr_bus.c
--- a/sys/kern/subr_bus.c
+++ b/sys/kern/subr_bus.c
@@ -3096,7 +3096,7 @@
  */
 struct resource *
 resource_list_reserve(struct resource_list *rl, device_t bus, device_t child,
-    int type, int *rid, rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
+    int type, int rid, rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
 {
 	struct resource_list_entry *rle = NULL;
 	int passthrough = (device_get_parent(child) != bus);
@@ -3109,10 +3109,10 @@
 		panic(
     "resource_list_reserve() should only reserve inactive resources");
 
-	r = resource_list_alloc(rl, bus, child, type, *rid, start, end, count,
+	r = resource_list_alloc(rl, bus, child, type, rid, start, end, count,
 	    flags);
 	if (r != NULL) {
-		rle = resource_list_find(rl, type, *rid);
+		rle = resource_list_find(rl, type, rid);
 		rle->flags |= RLE_RESERVED;
 	}
 	return (r);
diff --git a/sys/sys/bus.h b/sys/sys/bus.h
--- a/sys/sys/bus.h
+++ b/sys/sys/bus.h
@@ -393,7 +393,7 @@
 struct resource *
 	resource_list_reserve(struct resource_list *rl,
 			      device_t bus, device_t child,
-			      int type, int *rid,
+			      int type, int rid,
 			      rman_res_t start, rman_res_t end,
 			      rman_res_t count, u_int flags);
 int	resource_list_unreserve(struct resource_list *rl,