diff mbox series

[net-next,2/3] ipv4: raw: add drop reasons

Message ID 20230202094100.3083177-3-edumazet@google.com (mailing list archive)
State Accepted
Commit 42186e6c00352ce9df9e3f12b1ff82e61978d40b
Delegated to: Netdev Maintainers
Headers show
Series raw: add drop reasons and use another hash function | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 2 this patch: 2
netdev/cc_maintainers warning 2 maintainers not CCed: dsahern@kernel.org yoshfuji@linux-ipv6.org
netdev/build_clang success Errors and warnings before: 1 this patch: 1
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 2 this patch: 2
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 23 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Eric Dumazet Feb. 2, 2023, 9:40 a.m. UTC 
Use existing helpers and drop reason codes for RAW input path.

Signed-off-by: Eric Dumazet <edumazet@google.com>
---
 net/ipv4/raw.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index 006c1f0ed8b4731a8c64de282409e4bb03a6c1a6..9865d15a08dfe96f0027c51a2d580dfa5903e5d4 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -287,11 +287,13 @@  void raw_icmp_error(struct sk_buff *skb, int protocol, u32 info)
 
 static int raw_rcv_skb(struct sock *sk, struct sk_buff *skb)
 {
+	enum skb_drop_reason reason;
+
 	/* Charge it to the socket. */
 
 	ipv4_pktinfo_prepare(sk, skb);
-	if (sock_queue_rcv_skb(sk, skb) < 0) {
-		kfree_skb(skb);
+	if (sock_queue_rcv_skb_reason(sk, skb, &reason) < 0) {
+		kfree_skb_reason(skb, reason);
 		return NET_RX_DROP;
 	}
 
@@ -302,7 +304,7 @@  int raw_rcv(struct sock *sk, struct sk_buff *skb)
 {
 	if (!xfrm4_policy_check(sk, XFRM_POLICY_IN, skb)) {
 		atomic_inc(&sk->sk_drops);
-		kfree_skb(skb);
+		kfree_skb_reason(skb, SKB_DROP_REASON_XFRM_POLICY);
 		return NET_RX_DROP;
 	}
 	nf_reset_ct(skb);