Commit 364df53c authored by Menglong Dong's avatar Menglong Dong Committed by Jakub Kicinski
Browse files

net: socket: rename SKB_DROP_REASON_SOCKET_FILTER 



Rename SKB_DROP_REASON_SOCKET_FILTER, which is used
as the reason of skb drop out of socket filter before
it's part of a released kernel. It will be used for
more protocols than just TCP in future series.

Signed-off-by: default avatarMenglong Dong <imagedong@tencent.com>
Reviewed-by: default avatarDavid Ahern <dsahern@kernel.org>
Link: https://lore.kernel.org/all/20220127091308.91401-2-imagedong@tencent.com/


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 3c42b201

include/linux/skbuff.h

+1 −1
Original line number Diff line number Diff line
@@ -318,7 +318,7 @@ enum skb_drop_reason { 
	SKB_DROP_REASON_NO_SOCKET,

	SKB_DROP_REASON_PKT_TOO_SMALL,

	SKB_DROP_REASON_TCP_CSUM,

	SKB_DROP_REASON_TCP_FILTER,

	SKB_DROP_REASON_SOCKET_FILTER,

	SKB_DROP_REASON_UDP_CSUM,

	SKB_DROP_REASON_MAX,

};

include/trace/events/skb.h

+1 −1
Original line number Diff line number Diff line
@@ -14,7 +14,7 @@ 
	EM(SKB_DROP_REASON_NO_SOCKET, NO_SOCKET)		\

	EM(SKB_DROP_REASON_PKT_TOO_SMALL, PKT_TOO_SMALL)	\

	EM(SKB_DROP_REASON_TCP_CSUM, TCP_CSUM)			\

	EM(SKB_DROP_REASON_TCP_FILTER, TCP_FILTER)		\

	EM(SKB_DROP_REASON_SOCKET_FILTER, SOCKET_FILTER)	\

	EM(SKB_DROP_REASON_UDP_CSUM, UDP_CSUM)			\

	EMe(SKB_DROP_REASON_MAX, MAX)

net/ipv4/tcp_ipv4.c

+1 −1
Original line number Diff line number Diff line
@@ -2095,7 +2095,7 @@ int tcp_v4_rcv(struct sk_buff *skb) 
	nf_reset_ct(skb);



	if (tcp_filter(sk, skb)) {

		drop_reason = SKB_DROP_REASON_TCP_FILTER;

		drop_reason = SKB_DROP_REASON_SOCKET_FILTER;

		goto discard_and_relse;

	}

	th = (const struct tcphdr *)skb->data;