Commit 3f2c9405 authored by Bart Van Assche's avatar Bart Van Assche Committed by Jens Axboe
Browse files

xen-blkback: Avoid that gcc 7 warns about fall-through when building with W=1 



Signed-off-by: default avatarBart Van Assche <bart.vanassche@wdc.com>
Reviewed-by: default avatarHannes Reinecke <hare@suse.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Roger Pau Monn303251 <roger.pau@citrix.com>
Cc: xen-devel@lists.xenproject.org
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 306b82a8

drivers/block/xen-blkback/blkback.c

+1 −0
Original line number Diff line number Diff line
@@ -1251,6 +1251,7 @@ static int dispatch_rw_block_io(struct xen_blkif_ring *ring, 
		break;

	case BLKIF_OP_WRITE_BARRIER:

		drain = true;

		/* fall through */

	case BLKIF_OP_FLUSH_DISKCACHE:

		ring->st_f_req++;

		operation = REQ_OP_WRITE;

drivers/block/xen-blkback/xenbus.c

+2 −1
Original line number Diff line number Diff line
@@ -810,7 +810,8 @@ static void frontend_changed(struct xenbus_device *dev, 
		xenbus_switch_state(dev, XenbusStateClosed);

		if (xenbus_dev_is_online(dev))

			break;

		/* fall through if not online */

		/* fall through */

		/* if not online */

	case XenbusStateUnknown:

		/* implies xen_blkif_disconnect() via xen_blkbk_remove() */

		device_unregister(&dev->dev);

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