cifsd: uniquify extract_sharename()

uniquify extract_sharename().

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Steve French <stfrench@microsoft.com>
diff --git a/fs/cifsd/smb2pdu.c b/fs/cifsd/smb2pdu.c
index b20cc07ee8..a4e78eb 100644
--- a/fs/cifsd/smb2pdu.c
+++ b/fs/cifsd/smb2pdu.c
@@ -1709,7 +1709,7 @@ int smb2_tree_connect(struct ksmbd_work *work)
 		goto out_err1;
 	}
 
-	name = extract_sharename(treename);
+	name = ksmbd_extract_sharename(treename);
 	if (IS_ERR(name)) {
 		status.ret = KSMBD_TREE_CONN_STATUS_ERROR;
 		goto out_err1;