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de7c98eb7c
A multiplication for the size determination of a memory allocation indicated that an array data structure should be processed. Thus use the corresponding function "kcalloc". This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.co.uk>
62 lines
1.8 KiB
C
62 lines
1.8 KiB
C
/*
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* HSI clients registration interface
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*
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* Copyright (C) 2010 Nokia Corporation. All rights reserved.
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*
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* Contact: Carlos Chinea <carlos.chinea@nokia.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
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* version 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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 St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#include <linux/hsi/hsi.h>
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#include <linux/list.h>
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#include <linux/slab.h>
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#include "hsi_core.h"
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/*
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* hsi_board_list is only used internally by the HSI framework.
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* No one else is allowed to make use of it.
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*/
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LIST_HEAD(hsi_board_list);
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EXPORT_SYMBOL_GPL(hsi_board_list);
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/**
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* hsi_register_board_info - Register HSI clients information
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* @info: Array of HSI clients on the board
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* @len: Length of the array
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*
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* HSI clients are statically declared and registered on board files.
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*
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* HSI clients will be automatically registered to the HSI bus once the
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* controller and the port where the clients wishes to attach are registered
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* to it.
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*
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* Return -errno on failure, 0 on success.
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*/
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int __init hsi_register_board_info(struct hsi_board_info const *info,
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unsigned int len)
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{
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struct hsi_cl_info *cl_info;
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cl_info = kcalloc(len, sizeof(*cl_info), GFP_KERNEL);
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if (!cl_info)
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return -ENOMEM;
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for (; len; len--, info++, cl_info++) {
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cl_info->info = *info;
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list_add_tail(&cl_info->list, &hsi_board_list);
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}
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return 0;
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}
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