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Message-ID: <20190831124424.18642-1-yuehaibing@huawei.com>
Date: Sat, 31 Aug 2019 12:44:24 +0000
From: YueHaibing <yuehaibing@...wei.com>
To: Alim Akhtar <alim.akhtar@...sung.com>,
Avri Altman <avri.altman@....com>,
Pedro Sousa <pedrom.sousa@...opsys.com>,
"James E.J. Bottomley" <jejb@...ux.ibm.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
Tomas Winkler <tomas.winkler@...el.com>,
Subhash Jadavani <subhashj@...eaurora.org>
CC: YueHaibing <yuehaibing@...wei.com>, <linux-scsi@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <kernel-janitors@...r.kernel.org>
Subject: [PATCH -next] scsi: ufs: Use kmemdup in ufshcd_read_string_desc()
Use kmemdup rather than duplicating its implementation
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
drivers/scsi/ufs/ufshcd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index acf298da054c..6d5e2f5d8468 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -3309,12 +3309,11 @@ int ufshcd_read_string_desc(struct ufs_hba *hba, u8 desc_index,
str[ret++] = '\0';
} else {
- str = kzalloc(uc_str->len, GFP_KERNEL);
+ str = kmemdup(uc_str, uc_str->len, GFP_KERNEL);
if (!str) {
ret = -ENOMEM;
goto out;
}
- memcpy(str, uc_str, uc_str->len);
ret = uc_str->len;
}
out:
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