staging: unisys: visorchannel: Remove unnecessary parentheses

Remove extraneous parentheses around a variable in visorchannel_funcs.c
Signed-off-by: Bryan Thompson <bryan.thompson@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/unisys/visorchannel/visorchannel_funcs.c

@@ -287,7 +287,7 @@ EXPORT_SYMBOL_GPL(visorchannel_clear);
 void __iomem  *
 visorchannel_get_header(VISORCHANNEL *channel)
 {
-	return (void __iomem *)&(channel->chan_hdr);
+	return (void __iomem *)&channel->chan_hdr;
 }
 EXPORT_SYMBOL_GPL(visorchannel_get_header);