node_device: Don't check the output of virGetUserRuntimeDirectory()

virGetUserRuntimeDirectory() *never* *ever* returns NULL, making the
checks for it completely unnecessary.
Signed-off-by: NFabiano Fidêncio <fidencio@redhat.com>
Reviewed-by: NJán Tomko <jtomko@redhat.com>

src/node_device/node_device_hal.c

@@ -618,8 +618,7 @@ nodeStateInitialize(bool privileged G_GNUC_UNUSED,
     } else {
         g_autofree char *rundir = NULL;
 
-        if (!(rundir = virGetUserRuntimeDirectory()))
-            goto failure;
+        rundir = virGetUserRuntimeDirectory();
         driver->stateDir = g_strdup_printf("%s/nodedev/run", rundir);
     }
 

src/node_device/node_device_udev.c

@@ -1806,8 +1806,7 @@ nodeStateInitialize(bool privileged,
     } else {
         g_autofree char *rundir = NULL;
 
-        if (!(rundir = virGetUserRuntimeDirectory()))
-            goto cleanup;
+        rundir = virGetUserRuntimeDirectory();
         driver->stateDir = g_strdup_printf("%s/nodedev/run", rundir);
     }