修改GPIO导出默认初始值

hc

2024-10-16 50a212ec906f7524620675f0c57357691c26c81f

 kernel/drivers/scsi/mpt3sas/mpt3sas_transport.c
..
..
@@ -670,7 +670,7 @@
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 		goto out_fail;
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 	}
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 	port = sas_port_alloc_num(sas_node->parent_dev);
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-	if ((sas_port_add(port))) {
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+	if (!port || (sas_port_add(port))) {
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 		ioc_err(ioc, "failure at %s:%d/%s()!\n",
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 			__FILE__, __LINE__, __func__);
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 		goto out_fail;
..
..
@@ -695,6 +695,12 @@
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 		rphy = sas_expander_alloc(port,
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 		    mpt3sas_port->remote_identify.device_type);
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+	if (!rphy) {
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+		ioc_err(ioc, "failure at %s:%d/%s()!\n",
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+			__FILE__, __LINE__, __func__);
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+		goto out_delete_port;
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+	}
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+
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 	rphy->identify = mpt3sas_port->remote_identify;
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 	if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) {
..
..
@@ -712,6 +718,9 @@
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 	if ((sas_rphy_add(rphy))) {
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 		ioc_err(ioc, "failure at %s:%d/%s()!\n",
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 			__FILE__, __LINE__, __func__);
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+		sas_rphy_free(rphy);
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+		rphy = NULL;
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+		goto out_delete_port;
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 	}
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 	if (mpt3sas_port->remote_identify.device_type == SAS_END_DEVICE) {
..
..
@@ -738,7 +747,10 @@
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 		    rphy_to_expander_device(rphy));
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 	return mpt3sas_port;
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- out_fail:
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+out_delete_port:
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+	sas_port_delete(port);
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+
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+out_fail:
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 	list_for_each_entry_safe(mpt3sas_phy, next, &mpt3sas_port->phy_list,
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 	    port_siblings)
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 		list_del(&mpt3sas_phy->port_siblings);