linux-stable/net/can/j1939
Oliver Hartkopp f4b41f062c net: remove noblock parameter from skb_recv_datagram()
skb_recv_datagram() has two parameters 'flags' and 'noblock' that are
merged inside skb_recv_datagram() by 'flags | (noblock ? MSG_DONTWAIT : 0)'

As 'flags' may contain MSG_DONTWAIT as value most callers split the 'flags'
into 'flags' and 'noblock' with finally obsolete bit operations like this:

skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &rc);

And this is not even done consistently with the 'flags' parameter.

This patch removes the obsolete and costly splitting into two parameters
and only performs bit operations when really needed on the caller side.

One missing conversion thankfully reported by kernel test robot. I missed
to enable kunit tests to build the mctp code.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Oliver Hartkopp <socketcan@hartkopp.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
2022-04-06 13:45:26 +01:00
..
address-claim.c
bus.c
j1939-priv.h can: j1939: j1939_xtp_rx_rts_session_new(): abort TP less than 9 bytes 2021-10-17 14:12:57 +02:00
Kconfig
main.c can: j1939: j1939_can_recv(): ignore messages with invalid source address 2021-11-06 17:29:24 +01:00
Makefile
socket.c net: remove noblock parameter from skb_recv_datagram() 2022-04-06 13:45:26 +01:00
transport.c net-timestamp: convert sk->sk_tskey to atomic_t 2022-02-18 11:14:52 +00:00