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s390: Fix fall-through warnings for Clang

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Fix the following fallthrough warnings:

drivers/s390/net/ctcm_fsms.c:1457:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
drivers/s390/net/qeth_l3_main.c:437:3: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
drivers/s390/char/tape_char.c:374:4: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]
arch/s390/kernel/uprobes.c:129:2: warning: unannotated fall-through between switch labels [-Wimplicit-fallthrough]

Reported-by: Nathan Chancellor <nathan@kernel.org>
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
This commit is contained in:
Gustavo A. R. Silva 2021-07-13 14:43:09 -05:00
parent 41614014a7
commit d4e81342ea
4 changed files with 3 additions and 2 deletions
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1
arch/s390/kernel/uprobes.c
View File

@ -126,6 +126,7 @@ int arch_uprobe_exception_notify(struct notifier_block *self, unsigned long val,
case DIE_SSTEP: case DIE_SSTEP:
if (uprobe_post_sstep_notifier(regs)) if (uprobe_post_sstep_notifier(regs))
return NOTIFY_STOP; return NOTIFY_STOP;
break;
default: default:
break; break;
} }

2
drivers/s390/char/tape_char.c
View File

@ -371,8 +371,6 @@ __tapechar_ioctl(struct tape_device *device,
case MTSEEK: case MTSEEK:
if (device->required_tapemarks) if (device->required_tapemarks)
tape_std_terminate_write(device); tape_std_terminate_write(device);
default:
;
} }
rc = tape_mtop(device, op.mt_op, op.mt_count); rc = tape_mtop(device, op.mt_op, op.mt_count);

1
drivers/s390/net/ctcm_fsms.c
View File

@ -1454,6 +1454,7 @@ again:
get_ccwdev_lock(ch->cdev), saveflags); get_ccwdev_lock(ch->cdev), saveflags);
if (rc != 0) if (rc != 0)
ctcm_ccw_check_rc(ch, rc, "normal RX"); ctcm_ccw_check_rc(ch, rc, "normal RX");
break;
default: default:
break; break;
} }

1
drivers/s390/net/qeth_l3_main.c
View File

@ -434,6 +434,7 @@ static int qeth_l3_correct_routing_type(struct qeth_card *card,
if (qeth_is_ipafunc_supported(card, prot, if (qeth_is_ipafunc_supported(card, prot,
IPA_OSA_MC_ROUTER)) IPA_OSA_MC_ROUTER))
return 0; return 0;
goto out_inval;
default: default:
goto out_inval; goto out_inval;
} }