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scsi: ufs: Use kmemdup in ufshcd_read_string_desc()

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Use kmemdup rather than duplicating its implementation

Link: https://lore.kernel.org/r/20190831124424.18642-1-yuehaibing@huawei.com
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
YueHaibing 2019-08-31 12:44:24 +00:00 committed by Martin K. Petersen
parent 3e303a42a3
commit 5f57704dbc
1 changed files with 1 additions and 2 deletions
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3
drivers/scsi/ufs/ufshcd.c
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@ -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: