write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/base/regmap/regcache-lzo.c
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..
@@ -1,14 +1,10 @@
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-/*
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- * Register cache access API - LZO caching support
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- *
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- * Copyright 2011 Wolfson Microelectronics plc
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- *
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- * Author: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
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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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+// SPDX-License-Identifier: GPL-2.0
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+//
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+// Register cache access API - LZO caching support
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+//
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+// Copyright 2011 Wolfson Microelectronics plc
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+//
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+// Author: Dimitris Papastamos <dp@opensource.wolfsonmicro.com>
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8
 
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 #include <linux/device.h>
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 #include <linux/lzo.h>
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@@ -152,20 +148,18 @@
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 	 * that register.
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 	 */
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 	bmp_size = map->num_reg_defaults_raw;
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-	sync_bmp = kmalloc_array(BITS_TO_LONGS(bmp_size), sizeof(long),
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-				 GFP_KERNEL);
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+	sync_bmp = bitmap_zalloc(bmp_size, GFP_KERNEL);
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 	if (!sync_bmp) {
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 		ret = -ENOMEM;
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 		goto err;
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 	}
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-	bitmap_zero(sync_bmp, bmp_size);
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 	/* allocate the lzo blocks and initialize them */
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 	for (i = 0; i < blkcount; i++) {
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 		lzo_blocks[i] = kzalloc(sizeof **lzo_blocks,
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 					GFP_KERNEL);
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 		if (!lzo_blocks[i]) {
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-			kfree(sync_bmp);
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+			bitmap_free(sync_bmp);
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 			ret = -ENOMEM;
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 			goto err;
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 		}
..
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@@ -217,7 +211,7 @@
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 	 * only once.
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 	 */
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 	if (lzo_blocks[0])
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-		kfree(lzo_blocks[0]->sync_bmp);
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+		bitmap_free(lzo_blocks[0]->sync_bmp);
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 	for (i = 0; i < blkcount; i++) {
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 		if (lzo_blocks[i]) {
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 			kfree(lzo_blocks[i]->wmem);