Commit 4d54556f authored by Julia Lawall's avatar Julia Lawall Committed by Greg Kroah-Hartman

staging: lustre: lmv: expand the GOTO macro

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
identifier lbl;
identifier rc;
constant c;
@@

- GOTO(lbl,\(rc\|c\));
+ goto lbl;

@@
identifier lbl;
expression rc;
@@

- GOTO(lbl,rc);
+ rc;
+ goto lbl;
// </smpl>
Signed-off-by: default avatarJulia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent fbe7c6c7
......@@ -94,12 +94,16 @@ static int lmv_intent_remote(struct obd_export *exp, void *lmm,
LASSERT(fid_is_sane(&body->fid1));
tgt = lmv_find_target(lmv, &body->fid1);
if (IS_ERR(tgt))
GOTO(out, rc = PTR_ERR(tgt));
if (IS_ERR(tgt)) {
rc = PTR_ERR(tgt);
goto out;
}
OBD_ALLOC_PTR(op_data);
if (op_data == NULL)
GOTO(out, rc = -ENOMEM);
if (op_data == NULL) {
rc = -ENOMEM;
goto out;
}
op_data->op_fid1 = body->fid1;
/* Sent the parent FID to the remote MDT */
......@@ -121,7 +125,7 @@ static int lmv_intent_remote(struct obd_export *exp, void *lmm,
rc = md_intent_lock(tgt->ltd_exp, op_data, lmm, lmmsize, it,
flags, &req, cb_blocking, extra_lock_flags);
if (rc)
GOTO(out_free_op_data, rc);
goto out_free_op_data;
/*
* LLite needs LOOKUP lock to track dentry revocation in order to
......
......@@ -97,12 +97,16 @@ static int lmv_set_mdc_active(struct lmv_obd *lmv, struct obd_uuid *uuid,
break;
}
if (i == lmv->desc.ld_tgt_count)
GOTO(out_lmv_lock, rc = -EINVAL);
if (i == lmv->desc.ld_tgt_count) {
rc = -EINVAL;
goto out_lmv_lock;
}
obd = class_exp2obd(tgt->ltd_exp);
if (obd == NULL)
GOTO(out_lmv_lock, rc = -ENOTCONN);
if (obd == NULL) {
rc = -ENOTCONN;
goto out_lmv_lock;
}
CDEBUG(D_INFO, "Found OBD %s=%s device %d (%p) type %s at LMV idx %d\n",
obd->obd_name, obd->obd_uuid.uuid, obd->obd_minor, obd,
......@@ -112,7 +116,7 @@ static int lmv_set_mdc_active(struct lmv_obd *lmv, struct obd_uuid *uuid,
if (tgt->ltd_active == activate) {
CDEBUG(D_INFO, "OBD %p already %sactive!\n", obd,
activate ? "" : "in");
GOTO(out_lmv_lock, rc);
goto out_lmv_lock;
}
CDEBUG(D_INFO, "Marking OBD %p %sactive\n", obd,
......@@ -574,7 +578,7 @@ int lmv_check_connect(struct obd_device *obd)
continue;
rc = lmv_connect_mdc(obd, tgt);
if (rc)
GOTO(out_disc, rc);
goto out_disc;
}
lmv_set_timeouts(obd);
......@@ -712,7 +716,7 @@ static int lmv_fid2path(struct obd_export *exp, int len, void *karg, void *uarg)
repeat_fid2path:
rc = obd_iocontrol(OBD_IOC_FID2PATH, tgt->ltd_exp, len, gf, uarg);
if (rc != 0 && rc != -EREMOTE)
GOTO(out_fid2path, rc);
goto out_fid2path;
/* If remote_gf != NULL, it means just building the
* path on the remote MDT, copy this path segment to gf */
......@@ -722,8 +726,10 @@ static int lmv_fid2path(struct obd_export *exp, int len, void *karg, void *uarg)
ori_gf = (struct getinfo_fid2path *)karg;
if (strlen(ori_gf->gf_path) +
strlen(gf->gf_path) > ori_gf->gf_pathlen)
GOTO(out_fid2path, rc = -EOVERFLOW);
strlen(gf->gf_path) > ori_gf->gf_pathlen) {
rc = -EOVERFLOW;
goto out_fid2path;
}
ptr = ori_gf->gf_path;
......@@ -741,14 +747,16 @@ static int lmv_fid2path(struct obd_export *exp, int len, void *karg, void *uarg)
gf->gf_linkno);
if (rc == 0)
GOTO(out_fid2path, rc);
goto out_fid2path;
/* sigh, has to go to another MDT to do path building further */
if (remote_gf == NULL) {
remote_gf_size = sizeof(*remote_gf) + PATH_MAX;
OBD_ALLOC(remote_gf, remote_gf_size);
if (remote_gf == NULL)
GOTO(out_fid2path, rc = -ENOMEM);
if (remote_gf == NULL) {
rc = -ENOMEM;
goto out_fid2path;
}
remote_gf->gf_pathlen = PATH_MAX;
}
......@@ -756,12 +764,15 @@ static int lmv_fid2path(struct obd_export *exp, int len, void *karg, void *uarg)
CERROR("%s: invalid FID "DFID": rc = %d\n",
tgt->ltd_exp->exp_obd->obd_name,
PFID(&gf->gf_fid), -EINVAL);
GOTO(out_fid2path, rc = -EINVAL);
rc = -EINVAL;
goto out_fid2path;
}
tgt = lmv_find_target(lmv, &gf->gf_fid);
if (IS_ERR(tgt))
GOTO(out_fid2path, rc = -EINVAL);
if (IS_ERR(tgt)) {
rc = -EINVAL;
goto out_fid2path;
}
remote_gf->gf_fid = gf->gf_fid;
remote_gf->gf_recno = -1;
......@@ -1255,8 +1266,10 @@ int __lmv_fid_alloc(struct lmv_obd *lmv, struct lu_fid *fid, u32 mds)
*/
mutex_lock(&tgt->ltd_fid_mutex);
if (tgt->ltd_active == 0 || tgt->ltd_exp == NULL)
GOTO(out, rc = -ENODEV);
if (tgt->ltd_active == 0 || tgt->ltd_exp == NULL) {
rc = -ENODEV;
goto out;
}
/*
* Asking underlaying tgt layer to allocate new fid.
......@@ -1350,7 +1363,7 @@ static int lmv_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
LUSTRE_CLI_FLD_HASH_DHT);
if (rc) {
CERROR("Can't init FLD, err %d\n", rc);
GOTO(out, rc);
goto out;
}
return 0;
......@@ -1389,20 +1402,27 @@ static int lmv_process_config(struct obd_device *obd, u32 len, void *buf)
case LCFG_ADD_MDC:
/* modify_mdc_tgts add 0:lustre-clilmv 1:lustre-MDT0000_UUID
* 2:0 3:1 4:lustre-MDT0000-mdc_UUID */
if (LUSTRE_CFG_BUFLEN(lcfg, 1) > sizeof(obd_uuid.uuid))
GOTO(out, rc = -EINVAL);
if (LUSTRE_CFG_BUFLEN(lcfg, 1) > sizeof(obd_uuid.uuid)) {
rc = -EINVAL;
goto out;
}
obd_str2uuid(&obd_uuid, lustre_cfg_buf(lcfg, 1));
if (sscanf(lustre_cfg_buf(lcfg, 2), "%d", &index) != 1)
GOTO(out, rc = -EINVAL);
if (sscanf(lustre_cfg_buf(lcfg, 3), "%d", &gen) != 1)
GOTO(out, rc = -EINVAL);
if (sscanf(lustre_cfg_buf(lcfg, 2), "%d", &index) != 1) {
rc = -EINVAL;
goto out;
}
if (sscanf(lustre_cfg_buf(lcfg, 3), "%d", &gen) != 1) {
rc = -EINVAL;
goto out;
}
rc = lmv_add_target(obd, &obd_uuid, index, gen);
GOTO(out, rc);
goto out;
default:
CERROR("Unknown command: %d\n", lcfg->lcfg_command);
GOTO(out, rc = -EINVAL);
rc = -EINVAL;
goto out;
}
out:
return rc;
......@@ -1435,7 +1455,7 @@ static int lmv_statfs(const struct lu_env *env, struct obd_export *exp,
CERROR("can't stat MDS #%d (%s), error %d\n", i,
lmv->tgts[i]->ltd_exp->exp_obd->obd_name,
rc);
GOTO(out_free_temp, rc);
goto out_free_temp;
}
if (i == 0) {
......@@ -1447,7 +1467,7 @@ static int lmv_statfs(const struct lu_env *env, struct obd_export *exp,
* And also clients can be mounted as long as
* MDT0 is in service*/
if (flags & OBD_STATFS_FOR_MDT0)
GOTO(out_free_temp, rc);
goto out_free_temp;
} else {
osfs->os_bavail += temp->os_bavail;
osfs->os_blocks += temp->os_blocks;
......@@ -1748,12 +1768,16 @@ lmv_enqueue_remote(struct obd_export *exp, struct ldlm_enqueue_info *einfo,
ptlrpc_req_finished(req);
tgt = lmv_find_target(lmv, &fid1);
if (IS_ERR(tgt))
GOTO(out, rc = PTR_ERR(tgt));
if (IS_ERR(tgt)) {
rc = PTR_ERR(tgt);
goto out;
}
OBD_ALLOC_PTR(rdata);
if (rdata == NULL)
GOTO(out, rc = -ENOMEM);
if (rdata == NULL) {
rc = -ENOMEM;
goto out;
}
rdata->op_fid1 = fid1;
rdata->op_bias = MDS_CROSS_REF;
......
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