disable pwm7

hc

2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a

 kernel/drivers/media/usb/dvb-usb-v2/dvb_usb_urb.c
..
..
@@ -1,22 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * DVB USB framework
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  *
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  * Copyright (C) 2004-6 Patrick Boettcher <patrick.boettcher@posteo.de>
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  * Copyright (C) 2012 Antti Palosaari <crope@iki.fi>
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- *
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- *    This program is free software; you can redistribute it and/or modify
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- *    it under the terms of the GNU General Public License as published by
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- *    the Free Software Foundation; either version 2 of the License, or
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- *    (at your option) any later version.
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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 along
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- *    with this program; if not, write to the Free Software Foundation, Inc.,
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- *    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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  */
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 #include "dvb_usb_common.h"
..
..
@@ -37,14 +24,19 @@
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 	ret = usb_bulk_msg(d->udev, usb_sndbulkpipe(d->udev,
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 			d->props->generic_bulk_ctrl_endpoint), wbuf, wlen,
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 			&actual_length, 2000);
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-	if (ret < 0)
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+	if (ret) {
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 		dev_err(&d->udev->dev, "%s: usb_bulk_msg() failed=%d\n",
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 				KBUILD_MODNAME, ret);
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-	else
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-		ret = actual_length != wlen ? -EIO : 0;
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+		return ret;
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+	}
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+	if (actual_length != wlen) {
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+		dev_err(&d->udev->dev, "%s: usb_bulk_msg() write length=%d, actual=%d\n",
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+			KBUILD_MODNAME, wlen, actual_length);
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+		return -EIO;
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+	}
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-	/* an answer is expected, and no error before */
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-	if (!ret && rbuf && rlen) {
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+	/* an answer is expected */
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+	if (rbuf && rlen) {
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 		if (d->props->generic_bulk_ctrl_delay)
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 			usleep_range(d->props->generic_bulk_ctrl_delay,
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 					d->props->generic_bulk_ctrl_delay