[PATCH 17/44] net: nfc: nci: drop nci_uart_default_recv

From: Jiri Slaby
Date: Tue Mar 02 2021 - 03:27:19 EST


nci_uart_register returns -EINVAL immediately when nu->ops.recv is not
set. So the same 'if' later never triggers so nci_uart_default_recv is
never used. Drop it.

Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
Cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
Cc: Jakub Kicinski <kuba@xxxxxxxxxx>
Cc: netdev@xxxxxxxxxxxxxxx
---
net/nfc/nci/uart.c | 10 ----------
1 file changed, 10 deletions(-)

diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c
index 5cf7d3729d5f..9958b37d8f9d 100644
--- a/net/nfc/nci/uart.c
+++ b/net/nfc/nci/uart.c
@@ -387,12 +387,6 @@ static int nci_uart_send(struct nci_uart *nu, struct sk_buff *skb)
return 0;
}

-/* -- Default recv handler -- */
-static int nci_uart_default_recv(struct nci_uart *nu, struct sk_buff *skb)
-{
- return nci_recv_frame(nu->ndev, skb);
-}
-
int nci_uart_register(struct nci_uart *nu)
{
if (!nu || !nu->ops.open ||
@@ -402,10 +396,6 @@ int nci_uart_register(struct nci_uart *nu)
/* Set the send callback */
nu->ops.send = nci_uart_send;

- /* Install default handlers if not overridden */
- if (!nu->ops.recv)
- nu->ops.recv = nci_uart_default_recv;
-
/* Add this driver in the driver list */
if (nci_uart_drivers[nu->driver]) {
pr_err("driver %d is already registered\n", nu->driver);
--
2.30.1