Remove unnecessary casts

Change-Id: Ia97283707282ccccdc707c969f59337313b4e291
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/1767
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>

src/jtag/commands.c

@@ -116,7 +116,7 @@ void *cmd_queue_alloc(size_t size)
 	offset = (*p_page)->used;
 	(*p_page)->used += size;
 
-	t = (uint8_t *)((*p_page)->address);
+	t = (*p_page)->address;
 	return t + offset;
 }