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treewide: Use fallthrough pseudo-keyword

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Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
This commit is contained in:
Gustavo A. R. Silva
2020-08-23 17:36:59 -05:00
parent d012a7190f
commit df561f6688
1148 changed files with 2667 additions and 2737 deletions
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32
fs/nfs/nfs4proc.c
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@@ -483,7 +483,7 @@ static int nfs4_do_handle_exception(struct nfs_server *server,
stateid);
goto wait_on_recovery;
}
/* Fall through */
fallthrough;
case -NFS4ERR_OPENMODE:
if (inode) {
int err;
@@ -534,10 +534,10 @@ static int nfs4_do_handle_exception(struct nfs_server *server,
ret = -EBUSY;
break;
}
/* Fall through */
fallthrough;
case -NFS4ERR_DELAY:
nfs_inc_server_stats(server, NFSIOS_DELAY);
/* Fall through */
fallthrough;
case -NFS4ERR_GRACE:
case -NFS4ERR_LAYOUTTRYLATER:
case -NFS4ERR_RECALLCONFLICT:
@@ -1505,7 +1505,7 @@ static int can_open_delegated(struct nfs_delegation *delegation, fmode_t fmode,
case NFS4_OPEN_CLAIM_PREVIOUS:
if (!test_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags))
break;
/* Fall through */
fallthrough;
default:
return 0;
}
@@ -2439,7 +2439,7 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata)
case NFS4_OPEN_CLAIM_DELEG_CUR_FH:
case NFS4_OPEN_CLAIM_DELEG_PREV_FH:
data->o_arg.open_bitmap = &nfs4_open_noattr_bitmap[0];
/* Fall through */
fallthrough;
case NFS4_OPEN_CLAIM_FH:
task->tk_msg.rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_OPEN_NOATTR];
}
@@ -3545,11 +3545,11 @@ static void nfs4_close_done(struct rpc_task *task, void *data)
nfs4_free_revoked_stateid(server,
&calldata->arg.stateid,
task->tk_msg.rpc_cred);
/* Fallthrough */
fallthrough;
case -NFS4ERR_BAD_STATEID:
if (calldata->arg.fmode == 0)
break;
/* Fallthrough */
fallthrough;
default:
task->tk_status = nfs4_async_handle_exception(task,
server, task->tk_status, &exception);
@@ -6294,7 +6294,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
nfs4_free_revoked_stateid(data->res.server,
data->args.stateid,
task->tk_msg.rpc_cred);
/* Fallthrough */
fallthrough;
case -NFS4ERR_BAD_STATEID:
case -NFS4ERR_STALE_STATEID:
case -ETIMEDOUT:
@@ -6314,7 +6314,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata)
data->res.fattr = NULL;
goto out_restart;
}
/* Fallthrough */
fallthrough;
default:
task->tk_status = nfs4_async_handle_exception(task,
data->res.server, task->tk_status,
@@ -6622,13 +6622,13 @@ static void nfs4_locku_done(struct rpc_task *task, void *data)
if (nfs4_update_lock_stateid(calldata->lsp,
&calldata->res.stateid))
break;
/* Fall through */
fallthrough;
case -NFS4ERR_ADMIN_REVOKED:
case -NFS4ERR_EXPIRED:
nfs4_free_revoked_stateid(calldata->server,
&calldata->arg.stateid,
task->tk_msg.rpc_cred);
/* Fall through */
fallthrough;
case -NFS4ERR_BAD_STATEID:
case -NFS4ERR_STALE_STATEID:
if (nfs4_sync_lock_stateid(&calldata->arg.stateid,
@@ -8665,7 +8665,7 @@ static void nfs4_get_lease_time_done(struct rpc_task *task, void *calldata)
dprintk("%s Retry: tk_status %d\n", __func__, task->tk_status);
rpc_delay(task, NFS4_POLL_RETRY_MIN);
task->tk_status = 0;
/* fall through */
fallthrough;
case -NFS4ERR_RETRY_UNCACHED_REP:
rpc_restart_call_prepare(task);
return;
@@ -9113,13 +9113,13 @@ static int nfs41_reclaim_complete_handle_errors(struct rpc_task *task, struct nf
switch(task->tk_status) {
case 0:
wake_up_all(&clp->cl_lock_waitq);
/* Fallthrough */
fallthrough;
case -NFS4ERR_COMPLETE_ALREADY:
case -NFS4ERR_WRONG_CRED: /* What to do here? */
break;
case -NFS4ERR_DELAY:
rpc_delay(task, NFS4_POLL_RETRY_MAX);
/* fall through */
fallthrough;
case -NFS4ERR_RETRY_UNCACHED_REP:
return -EAGAIN;
case -NFS4ERR_BADSESSION:
@@ -9434,10 +9434,10 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata)
&lrp->args.range,
lrp->args.inode))
goto out_restart;
/* Fallthrough */
fallthrough;
default:
task->tk_status = 0;
/* Fallthrough */
fallthrough;
case 0:
break;
case -NFS4ERR_DELAY: