DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 212952084D
From:   YueHaibing <yuehaibing@huawei.com>
To:     Johannes Berg <johannes.berg@intel.com>,
        Emmanuel Grumbach <emmanuel.grumbach@intel.com>,
        Luca Coelho <luciano.coelho@intel.com>,
        "Intel Linux Wireless" <linuxwifi@intel.com>,
        Kalle Valo <kvalo@codeaurora.org>
CC:     YueHaibing <yuehaibing@huawei.com>,
        <linux-wireless@vger.kernel.org>, <kernel-janitors@vger.kernel.org>
Subject: [PATCH] iwlwifi: acpi: Use kmemdup rather than duplicating its implementation in iwl_parse_nvm_mcc_info
Date:   Fri, 5 Oct 2018 09:02:49 +0000
Message-ID: <1538730169-145458-1-git-send-email-yuehaibing@huawei.com>
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Sender: linux-wireless-owner@vger.kernel.org
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Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
 drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index ec300d3..d979c00 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -1108,14 +1108,12 @@ struct ieee80211_regdomain *
 	regd_to_copy = sizeof(struct ieee80211_regdomain) +
 		valid_rules * sizeof(struct ieee80211_reg_rule);
 
-	copy_rd = kzalloc(regd_to_copy, GFP_KERNEL);
+	copy_rd = kmemdup(regd, regd_to_copy, GFP_KERNEL);
 	if (!copy_rd) {
 		copy_rd = ERR_PTR(-ENOMEM);
 		goto out;
 	}
 
-	memcpy(copy_rd, regd, regd_to_copy);
-
 out:
 	kfree(regdb_ptrs);
 	kfree(regd);