| .. | .. | 
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|  | 1 | +// SPDX-License-Identifier: GPL-2.0-only | 
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| 1 | 2 | /* | 
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| 2 | 3 | * cfg80211 debugfs | 
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| 3 | 4 | * | 
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| 4 | 5 | * Copyright 2009	Luis R. Rodriguez <lrodriguez@atheros.com> | 
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| 5 | 6 | * Copyright 2007	Johannes Berg <johannes@sipsolutions.net> | 
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| 6 |  | - * | 
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| 7 |  | - * This program is free software; you can redistribute it and/or modify | 
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| 8 |  | - * it under the terms of the GNU General Public License version 2 as | 
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| 9 |  | - * published by the Free Software Foundation. | 
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| 10 | 7 | */ | 
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| 11 | 8 |  | 
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| 12 | 9 | #include <linux/slab.h> | 
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| .. | .. | 
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| 68 | 65 | { | 
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| 69 | 66 | struct wiphy *wiphy = file->private_data; | 
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| 70 | 67 | char *buf; | 
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| 71 |  | -	unsigned int offset = 0, buf_size = PAGE_SIZE, i, r; | 
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|  | 68 | +	unsigned int offset = 0, buf_size = PAGE_SIZE, i; | 
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| 72 | 69 | enum nl80211_band band; | 
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| 73 | 70 | struct ieee80211_supported_band *sband; | 
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|  | 71 | +	ssize_t r; | 
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| 74 | 72 |  | 
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| 75 | 73 | buf = kzalloc(buf_size, GFP_KERNEL); | 
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| 76 | 74 | if (!buf) | 
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