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s390/tape: add fallthrough annotations

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Commit a035d552a9 ("Makefile: Globally enable fall-through warning")
enables fall-through warnings globally. Add missing annotations.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2019-07-29 07:47:02 +02:00 committed by Vasily Gorbik
parent 7f5aa1154b
commit 90a93ff405
1 changed files with 3 additions and 0 deletions
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3
drivers/s390/char/tape_core.c
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@ -677,6 +677,7 @@ tape_generic_remove(struct ccw_device *cdev)
switch (device->tape_state) {
case TS_INIT:
tape_state_set(device, TS_NOT_OPER);
/* fallthrough */
case TS_NOT_OPER:
/*
* Nothing to do.
@ -949,6 +950,7 @@ __tape_start_request(struct tape_device *device, struct tape_request *request)
break;
if (device->tape_state == TS_UNUSED)
break;
/* fallthrough */
default:
if (device->tape_state == TS_BLKUSE)
break;
@ -1116,6 +1118,7 @@ __tape_do_irq (struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
case -ETIMEDOUT:
DBF_LH(1, "(%08x): Request timed out\n",
device->cdev_id);
/* fallthrough */
case -EIO:
__tape_end_request(device, request, -EIO);
break;