change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/net/wireless/debugfs.c
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@@ -1,12 +1,9 @@
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+// SPDX-License-Identifier: GPL-2.0-only
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 /*
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  * cfg80211 debugfs
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  *
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  * Copyright 2009	Luis R. Rodriguez <lrodriguez@atheros.com>
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  * Copyright 2007	Johannes Berg <johannes@sipsolutions.net>
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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 version 2 as
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- * published by the Free Software Foundation.
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  */
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 #include <linux/slab.h>
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@@ -68,9 +65,10 @@
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 {
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 	struct wiphy *wiphy = file->private_data;
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 	char *buf;
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-	unsigned int offset = 0, buf_size = PAGE_SIZE, i, r;
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+	unsigned int offset = 0, buf_size = PAGE_SIZE, i;
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 	enum nl80211_band band;
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 	struct ieee80211_supported_band *sband;
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+	ssize_t r;
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 	buf = kzalloc(buf_size, GFP_KERNEL);
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 	if (!buf)