change otg to host mode

hc

2024-05-11 04dd17822334871b23ea2862f7798fb0e0007777

 kernel/drivers/net/wimax/i2400m/driver.c
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@@ -1,25 +1,10 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * Intel Wireless WiMAX Connection 2400m
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  * Generic probe/disconnect, reset and message passing
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  *
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- *
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  * Copyright (C) 2007-2008 Intel Corporation <linux-wimax@intel.com>
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  * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
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- *
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- * This program is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License version
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- * 2 as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * You should have received a copy of the GNU General Public License
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- * along with this program; if not, write to the Free Software
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- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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- * 02110-1301, USA.
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- *
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  *
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  * See i2400m.h for driver documentation. This contains helpers for
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  * the driver model glue [_setup()/_release()], handling device resets
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@@ -755,9 +740,6 @@
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 static
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 int i2400m_bm_buf_alloc(struct i2400m *i2400m)
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 {
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-	int result;
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-
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-	result = -ENOMEM;
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 	i2400m->bm_cmd_buf = kzalloc(I2400M_BM_CMD_BUF_SIZE, GFP_KERNEL);
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 	if (i2400m->bm_cmd_buf == NULL)
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 		goto error_bm_cmd_kzalloc;
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@@ -769,7 +751,7 @@
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 error_bm_ack_buf_kzalloc:
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 	kfree(i2400m->bm_cmd_buf);
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 error_bm_cmd_kzalloc:
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-	return result;
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+	return -ENOMEM;
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 }
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..
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@@ -858,7 +840,7 @@
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  */
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 int i2400m_setup(struct i2400m *i2400m, enum i2400m_bri bm_flags)
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 {
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-	int result = -ENODEV;
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+	int result;
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 	struct device *dev = i2400m_dev(i2400m);
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 	struct wimax_dev *wimax_dev = &i2400m->wimax_dev;
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 	struct net_device *net_dev = i2400m->wimax_dev.net_dev;
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@@ -920,11 +902,7 @@
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 		goto error_sysfs_setup;
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 	}
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-	result = i2400m_debugfs_add(i2400m);
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-	if (result < 0) {
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-		dev_err(dev, "cannot setup i2400m's debugfs: %d\n", result);
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-		goto error_debugfs_setup;
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-	}
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+	i2400m_debugfs_add(i2400m);
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 	result = i2400m_dev_start(i2400m, bm_flags);
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 	if (result < 0)
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@@ -934,7 +912,6 @@
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 error_dev_start:
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 	i2400m_debugfs_rm(i2400m);
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-error_debugfs_setup:
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 	sysfs_remove_group(&i2400m->wimax_dev.net_dev->dev.kobj,
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 			   &i2400m_dev_attr_group);
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 error_sysfs_setup: