MT#55283 handle userspace fallback buffer pool

Make sure we create the fallback buffer pool if the kernel module isn't
available but userspace operation is permitted.

Change-Id: I177c36b9a17c18f39e6c54ffb414c13fbb9c15ba
(cherry picked from commit 025e06c9df)
(cherry picked from commit 54c5897374)

daemon/main.c

@@ -1250,8 +1250,11 @@ static void kernel_setup(void) {
 				"%s (%s)", err, strerror(errno));
 	}
 #endif
-	if (!kernel_setup_table(rtpe_config.kernel_table) && rtpe_config.no_fallback)
-		die("Userspace fallback disallowed - exiting");
+	if (!kernel_setup_table(rtpe_config.kernel_table)) {
+		if (rtpe_config.no_fallback)
+			die("Userspace fallback disallowed - exiting");
+		goto fallback;
+	}
 
 	if (rtpe_config.player_cache && rtpe_config.kernel_player > 0 && rtpe_config.kernel_player_media > 0) {
 	       if (!kernel_init_player(rtpe_config.kernel_player_media, rtpe_config.kernel_player))