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cifs: Use kmemdup in SMB2_ioctl_init() 

Use kmemdup rather than duplicating its implementation

This was reported by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
alistair/sunxi64-5.4-dsi
YueHaibing 2019-06-01 03:31:10 +00:00 committed by Steve French
parent 0ecfebd2b5
commit d81f09748d
1 changed files with 1 additions and 2 deletions
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3
fs/cifs/smb2pdu.c
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@ -2550,12 +2550,11 @@ SMB2_ioctl_init(struct cifs_tcon *tcon, struct smb_rqst *rqst,
* indatalen is usually small at a couple of bytes max, so
* just allocate through generic pool
*/
in_data_buf = kmalloc(indatalen, GFP_NOFS);
in_data_buf = kmemdup(in_data, indatalen, GFP_NOFS);
if (!in_data_buf) {
cifs_small_buf_release(req);
return -ENOMEM;
}
memcpy(in_data_buf, in_data, indatalen);
}
req->CtlCode = cpu_to_le32(opcode);