diff mbox series

[RFC,net-next,2/7] net: ip: add drop reason to ip_route_input_rcu()

Message ID 20240919094147.328737-3-dongml2@chinatelecom.cn (mailing list archive)
State Superseded
Delegated to: Netdev Maintainers
Headers show
Series net: ip: add drop reasons to input route | expand

Checks

Context Check Description
netdev/series_format success Posting correctly formatted
netdev/tree_selection success Clearly marked for net-next
netdev/ynl success Generated files up to date; no warnings/errors; no diff in generated;
netdev/fixes_present success Fixes tag not required for -next series
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 16 this patch: 16
netdev/build_tools success No tools touched, skip
netdev/cc_maintainers success CCed 6 of 6 maintainers
netdev/build_clang success Errors and warnings before: 16 this patch: 16
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/deprecated_api success None detected
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: 16 this patch: 16
netdev/checkpatch warning WARNING: From:/Signed-off-by: email address mismatch: 'From: Menglong Dong <menglong8.dong@gmail.com>' != 'Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>' WARNING: line length of 85 exceeds 80 columns
netdev/build_clang_rust success No Rust files in patch. Skipping build
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Menglong Dong Sept. 19, 2024, 9:41 a.m. UTC 
Add the pointer of the skb drop reason to the function arguments of
ip_route_input_rcu().

Signed-off-by: Menglong Dong <dongml2@chinatelecom.cn>
---
 net/ipv4/route.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index f1767e0cc9d9..385efe6d71a7 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2415,7 +2415,8 @@  out:	return err;
 
 /* called with rcu_read_lock held */
 static int ip_route_input_rcu(struct sk_buff *skb, __be32 daddr, __be32 saddr,
-			      u8 tos, struct net_device *dev, struct fib_result *res)
+			      u8 tos, struct net_device *dev, struct fib_result *res,
+			      enum skb_drop_reason *reason)
 {
 	/* Multicast recognition logic is moved from route cache to here.
 	 * The problem was that too many Ethernet cards have broken/missing
@@ -2473,7 +2474,7 @@  int ip_route_input_noref(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 
 	tos &= INET_DSCP_MASK;
 	rcu_read_lock();
-	err = ip_route_input_rcu(skb, daddr, saddr, tos, dev, &res);
+	err = ip_route_input_rcu(skb, daddr, saddr, tos, dev, &res, reason);
 	rcu_read_unlock();
 
 	return err;
@@ -3288,7 +3289,7 @@  static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh,
 		skb->mark	= mark;
 		err = ip_route_input_rcu(skb, dst, src,
 					 rtm->rtm_tos & INET_DSCP_MASK, dev,
-					 &res);
+					 &res, NULL);
 
 		rt = skb_rtable(skb);
 		if (err == 0 && rt->dst.error)