Attachment 199345 Details for Bug 230498 – Proposed patch (for stable/12+)

[patch] Proposed patch (for stable/12+)

rtsock.diff (text/plain), 1019 bytes, created by Andrey V. Elsukov on 2018-11-19 16:10:36 UTC

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Creator: Andrey V. Elsukov

Created: 2018-11-19 16:10:36 UTC

Size: 1019 bytes

patch

obsolete

>diff --git a/sys/net/rtsock.c b/sys/net/rtsock.c
>index 407764ed263..6eb693a86ec 100644
>--- a/sys/net/rtsock.c
>+++ b/sys/net/rtsock.c
>@@ -1566,7 +1566,7 @@ sysctl_dumpentry(struct radix_node *rn, void *vw)
> 	info.rti_info[RTAX_NETMASK] = rtsock_fix_netmask(rt_key(rt),
> 	    rt_mask(rt), &ss);
> 	info.rti_info[RTAX_GENMASK] = 0;
>-	if (rt->rt_ifp) {
>+	if (rt->rt_ifp && !(rt->rt_ifp->if_flags & IFF_DYING)) {
> 		info.rti_info[RTAX_IFP] = rt->rt_ifp->if_addr->ifa_addr;
> 		info.rti_info[RTAX_IFA] = rt->rt_ifa->ifa_addr;
> 		if (rt->rt_ifp->if_flags & IFF_POINTOPOINT)
>@@ -1921,9 +1921,11 @@ sysctl_rtsock(SYSCTL_HANDLER_ARGS)
> 		for (error = 0; error == 0 && i <= lim; i++) {
> 			rnh = rt_tables_get_rnh(fib, i);
> 			if (rnh != NULL) {
>-				RIB_RLOCK(rnh); 
>-			    	error = rnh->rnh_walktree(&rnh->head,
>+				RIB_RLOCK(rnh);
>+				NET_EPOCH_ENTER();
>+				error = rnh->rnh_walktree(&rnh->head,
> 				    sysctl_dumpentry, &w);
>+				NET_EPOCH_EXIT();
> 				RIB_RUNLOCK(rnh);
> 			} else if (af != 0)
> 				error = EAFNOSUPPORT;

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Attachments on bug 230498: 199064 | 199344 | 199345 | 199372 | 199444 | 199449 | 199450