Index: uspace/drv/ns8250/ns8250.c
===================================================================
--- uspace/drv/ns8250/ns8250.c	(revision 40dc4226a1988bd7570910388f1d32d5f365f2ea)
+++ uspace/drv/ns8250/ns8250.c	(revision be942bcc856b2dbd86ad3891336fb7b52bb2b624)
@@ -342,13 +342,13 @@
 		printf(NAME ": failed to connect to the parent driver of the "
 		    "device %s.\n", dev->name);
-		ret = EPARTY;	/* FIXME: use another EC */
+		ret = dev->parent_phone;
 		goto failed;
 	}
 	
 	/* Get hw resources. */
-	if (!get_hw_resources(dev->parent_phone, &hw_resources)) {
+	ret = get_hw_resources(dev->parent_phone, &hw_resources);
+	if (ret != EOK) {
 		printf(NAME ": failed to get hw resources for the device "
 		    "%s.\n", dev->name);
-		ret = EPARTY;	/* FIXME: use another EC */
 		goto failed;
 	}
@@ -374,5 +374,5 @@
 				printf(NAME ": i/o range assigned to the device "
 				    "%s is too small.\n", dev->name);
-				ret = EPARTY;	/* FIXME: use another EC */
+				ret = ELIMIT;
 				goto failed;
 			}
@@ -390,5 +390,5 @@
 		printf(NAME ": missing hw resource(s) for the device %s.\n",
 		    dev->name);
-		ret = EPARTY;	/* FIXME: use another EC */
+		ret = ENOENT;
 		goto failed;
 	}
Index: uspace/drv/pciintel/pci.c
===================================================================
--- uspace/drv/pciintel/pci.c	(revision 40dc4226a1988bd7570910388f1d32d5f365f2ea)
+++ uspace/drv/pciintel/pci.c	(revision be942bcc856b2dbd86ad3891336fb7b52bb2b624)
@@ -452,4 +452,6 @@
 static int pci_add_device(device_t *dev)
 {
+	int rc;
+
 	printf(NAME ": pci_add_device\n");
 	
@@ -466,15 +468,16 @@
 		    "parent's driver.\n");
 		delete_pci_bus_data(bus_data);
-		return EPARTY;	/* FIXME: use another EC */
+		return dev->parent_phone;
 	}
 	
 	hw_resource_list_t hw_resources;
 	
-	if (!get_hw_resources(dev->parent_phone, &hw_resources)) {
+	rc = get_hw_resources(dev->parent_phone, &hw_resources);
+	if (rc != EOK) {
 		printf(NAME ": pci_add_device failed to get hw resources for "
 		    "the device.\n");
 		delete_pci_bus_data(bus_data);
 		ipc_hangup(dev->parent_phone);
-		return EPARTY;	/* FIXME: use another EC */
+		return rc;
 	}	
 	
Index: uspace/lib/c/generic/device/hw_res.c
===================================================================
--- uspace/lib/c/generic/device/hw_res.c	(revision 40dc4226a1988bd7570910388f1d32d5f365f2ea)
+++ uspace/lib/c/generic/device/hw_res.c	(revision be942bcc856b2dbd86ad3891336fb7b52bb2b624)
@@ -38,27 +38,25 @@
 #include <malloc.h>
 
-bool get_hw_resources(int dev_phone, hw_resource_list_t *hw_resources)
+int get_hw_resources(int dev_phone, hw_resource_list_t *hw_resources)
 {
 	sysarg_t count = 0;
 	int rc = async_req_1_1(dev_phone, DEV_IFACE_ID(HW_RES_DEV_IFACE), GET_RESOURCE_LIST, &count);
 	hw_resources->count = count;
-	if (EOK != rc) {
-		return false;
-	}
+	if (rc != EOK)
+		return rc;
 	
 	size_t size = count * sizeof(hw_resource_t);
 	hw_resources->resources = (hw_resource_t *)malloc(size);
-	if (NULL == hw_resources->resources) {
-		return false;
-	}
+	if (!hw_resources->resources)
+		return ENOMEM;
 	
 	rc = async_data_read_start(dev_phone, hw_resources->resources, size);
-	if (EOK != rc) {
+	if (rc != EOK) {
 		free(hw_resources->resources);
 		hw_resources->resources = NULL;
-		return false;
+		return rc;
 	}
 	 	 
-	return true;	 
+	return EOK;
 }
 
Index: uspace/lib/c/include/device/hw_res.h
===================================================================
--- uspace/lib/c/include/device/hw_res.h	(revision 40dc4226a1988bd7570910388f1d32d5f365f2ea)
+++ uspace/lib/c/include/device/hw_res.h	(revision be942bcc856b2dbd86ad3891336fb7b52bb2b624)
@@ -95,7 +95,6 @@
 
 
-bool get_hw_resources(int dev_phone, hw_resource_list_t *hw_resources);
-
-bool enable_interrupt(int dev_phone);
+extern int get_hw_resources(int, hw_resource_list_t *);
+extern bool enable_interrupt(int);
 
 
Index: uspace/srv/net/tl/tcp/tcp.c
===================================================================
--- uspace/srv/net/tl/tcp/tcp.c	(revision 40dc4226a1988bd7570910388f1d32d5f365f2ea)
+++ uspace/srv/net/tl/tcp/tcp.c	(revision be942bcc856b2dbd86ad3891336fb7b52bb2b624)
@@ -2085,6 +2085,7 @@
 	if (!fibril) {
 		free(operation_timeout);
-		return EPARTY;	/* FIXME: use another EC */
-	}
+		return ENOMEM;
+	}
+
 //      fibril_mutex_lock(&socket_data->operation.mutex);
 	/* Start the timeout fibril */