From: YueHaibing <yuehaibing@huawei.com>
Date: Sat, 31 Aug 2019 12:44:24 +0000
Subject: [PATCH] scsi: ufs: Use kmemdup in ufshcd_read_string_desc()
Git-commit: 5f57704dbcfe8ed718fc7cef0b1699c3aad7739c
Patch-mainline: v5.4-rc1
References: bsc#1156419,jsc#SLE-8281
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>
Acked-by: Hannes Reinecke <hare@suse.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 5c2eb4866044..c4a015e42045 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:
--
2.16.4