remote: 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/remote/remote_daemon.c

@@ -245,8 +245,7 @@ daemonUnixSocketPaths(struct daemonConfig *config,
         } else {
             mode_t old_umask;
 
-            if (!(rundir = virGetUserRuntimeDirectory()))
-                goto cleanup;
+            rundir = virGetUserRuntimeDirectory();
 
             old_umask = umask(077);
             if (virFileMakePath(rundir) < 0) {
@@ -1208,11 +1207,6 @@ int main(int argc, char **argv) {
         run_dir = g_strdup(RUNSTATEDIR "/libvirt");
     } else {
         run_dir = virGetUserRuntimeDirectory();
-
-        if (!run_dir) {
-            VIR_ERROR(_("Can't determine user directory"));
-            goto cleanup;
-        }
     }
     if (privileged)
         old_umask = umask(022);

src/remote/remote_driver.c

@@ -779,8 +779,7 @@ remoteGetUNIXSocketHelper(remoteDriverTransport transport,
                            remoteDriverTransportTypeToString(transport));
             return NULL;
         }
-        if (!(userdir = virGetUserRuntimeDirectory()))
-            return NULL;
+        userdir = virGetUserRuntimeDirectory();
 
         sockname = g_strdup_printf("%s/%s-sock", userdir, sock_prefix);
     } else {