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cifs: Use kmemdup rather than duplicating its implementation in smb311_posix_mkdir()

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Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
This commit is contained in:
YueHaibing 2018-09-10 01:33:06 +00:00 committed by Steve French
parent d42c8a87d1
commit d034feeb44
1 changed files with 2 additions and 2 deletions
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4
fs/cifs/smb2pdu.c
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@ -2474,13 +2474,13 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
goto ioctl_exit; goto ioctl_exit;
} }
*out_data = kmalloc(*plen, GFP_KERNEL); *out_data = kmemdup((char *)rsp + le32_to_cpu(rsp->OutputOffset),
*plen, GFP_KERNEL);
if (*out_data == NULL) { if (*out_data == NULL) {
rc = -ENOMEM; rc = -ENOMEM;
goto ioctl_exit; goto ioctl_exit;
} }
memcpy(*out_data, (char *)rsp + le32_to_cpu(rsp->OutputOffset), *plen);
ioctl_exit: ioctl_exit:
free_rsp_buf(resp_buftype, rsp); free_rsp_buf(resp_buftype, rsp);
return rc; return rc;