soundwire: intel: fix boolean comparison

No need for explicit test against true
Reviewed-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/soundwire/intel.c

@@ -473,7 +473,7 @@ static struct sdw_cdns_port *intel_alloc_port(struct sdw_intel *sdw,
 	int i, ret = 0;
 
 	for (i = 0; i < cdns->num_ports; i++) {
-		if (cdns->ports[i].assigned == true)
+		if (cdns->ports[i].assigned)
 			continue;
 
 		port = &cdns->ports[i];