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scsi: qla2xxx: no need to check return value of debugfs_create functions

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When calling debugfs functions, there is no need to ever check the return
value.  The function can work or not, but the code logic should never do
something different based on this.

Cc: qla2xxx-upstream@qlogic.com
Cc: "James E.J. Bottomley" <jejb@linux.ibm.com>
Cc: "Martin K. Petersen" <martin.petersen@oracle.com>
Cc: linux-scsi@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Greg Kroah-Hartman 2019-01-22 16:09:06 +01:00 committed by Martin K. Petersen
parent 26febfb38c
commit b45a3a428f
1 changed files with 1 additions and 42 deletions
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43
drivers/scsi/qla2xxx/qla_dfs.c
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@ -446,11 +446,6 @@ qla2x00_dfs_setup(scsi_qla_host_t *vha)
atomic_set(&qla2x00_dfs_root_count, 0);
qla2x00_dfs_root = debugfs_create_dir(QLA2XXX_DRIVER_NAME, NULL);
if (!qla2x00_dfs_root) {
ql_log(ql_log_warn, vha, 0x00f7,
"Unable to create debugfs root directory.\n");
goto out;
}
create_dir:
if (ha->dfs_dir)
@ -458,64 +453,28 @@ create_dir:
mutex_init(&ha->fce_mutex);
ha->dfs_dir = debugfs_create_dir(vha->host_str, qla2x00_dfs_root);
if (!ha->dfs_dir) {
ql_log(ql_log_warn, vha, 0x00f8,
"Unable to create debugfs ha directory.\n");
goto out;
}
atomic_inc(&qla2x00_dfs_root_count);
create_nodes:
ha->dfs_fw_resource_cnt = debugfs_create_file("fw_resource_count",
S_IRUSR, ha->dfs_dir, vha, &dfs_fw_resource_cnt_ops);
if (!ha->dfs_fw_resource_cnt) {
ql_log(ql_log_warn, vha, 0x00fd,
"Unable to create debugFS fw_resource_count node.\n");
goto out;
}
ha->dfs_tgt_counters = debugfs_create_file("tgt_counters", S_IRUSR,
ha->dfs_dir, vha, &dfs_tgt_counters_ops);
if (!ha->dfs_tgt_counters) {
ql_log(ql_log_warn, vha, 0xd301,
"Unable to create debugFS tgt_counters node.\n");
goto out;
}
ha->tgt.dfs_tgt_port_database = debugfs_create_file("tgt_port_database",
S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_port_database_ops);
if (!ha->tgt.dfs_tgt_port_database) {
ql_log(ql_log_warn, vha, 0xd03f,
"Unable to create debugFS tgt_port_database node.\n");
goto out;
}
ha->dfs_fce = debugfs_create_file("fce", S_IRUSR, ha->dfs_dir, vha,
&dfs_fce_ops);
if (!ha->dfs_fce) {
ql_log(ql_log_warn, vha, 0x00f9,
"Unable to create debugfs fce node.\n");
goto out;
}
ha->tgt.dfs_tgt_sess = debugfs_create_file("tgt_sess",
S_IRUSR, ha->dfs_dir, vha, &dfs_tgt_sess_ops);
if (!ha->tgt.dfs_tgt_sess) {
ql_log(ql_log_warn, vha, 0xd040,
"Unable to create debugFS tgt_sess node.\n");
goto out;
}
if (IS_QLA27XX(ha) || IS_QLA83XX(ha)) {
if (IS_QLA27XX(ha) || IS_QLA83XX(ha))
ha->tgt.dfs_naqp = debugfs_create_file("naqp",
0400, ha->dfs_dir, vha, &dfs_naqp_ops);
if (!ha->tgt.dfs_naqp) {
ql_log(ql_log_warn, vha, 0xd011,
"Unable to create debugFS naqp node.\n");
goto out;
}
}
out:
return 0;
}