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authorJakub Kicinski <kuba@kernel.org>2025-09-11 17:37:09 -0700
committerJakub Kicinski <kuba@kernel.org>2025-09-25 11:00:59 -0700
commit203e3beb73e53584ca90bc2a6d8240b9b12b9bcf (patch)
treed07988b5c8599d876a326da1c916f62f1249b01c /net/ipv4
parentMerge branch 'net-gso-restore-outer-ip-ids-correctly' (diff)
parentMerge tag 'net-6.17-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff)
downloadlinux-203e3beb73e53584ca90bc2a6d8240b9b12b9bcf.tar.gz
linux-203e3beb73e53584ca90bc2a6d8240b9b12b9bcf.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR (net-6.17-rc8). Conflicts: drivers/net/can/spi/hi311x.c 6b6968084721 ("can: hi311x: fix null pointer dereference when resuming from sleep before interface was enabled") 27ce71e1ce81 ("net: WQ_PERCPU added to alloc_workqueue users") https://lore.kernel.org/72ce7599-1b5b-464a-a5de-228ff9724701@kernel.org net/smc/smc_loopback.c drivers/dibs/dibs_loopback.c a35c04de2565 ("net/smc: fix warning in smc_rx_splice() when calling get_page()") cc21191b584c ("dibs: Move data path to dibs layer") https://lore.kernel.org/74368a5c-48ac-4f8e-a198-40ec1ed3cf5f@kernel.org Adjacent changes: drivers/net/dsa/lantiq/lantiq_gswip.c c0054b25e2f1 ("net: dsa: lantiq_gswip: move gswip_add_single_port_br() call to port_setup()") 7a1eaef0a791 ("net: dsa: lantiq_gswip: support model-specific mac_select_pcs()") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/nexthop.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 0a20625f5ffb..7b9d70f9b31c 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -2405,6 +2405,13 @@ static int replace_nexthop_single(struct net *net, struct nexthop *old,
return -EINVAL;
}
+ if (!list_empty(&old->grp_list) &&
+ rtnl_dereference(new->nh_info)->fdb_nh !=
+ rtnl_dereference(old->nh_info)->fdb_nh) {
+ NL_SET_ERR_MSG(extack, "Cannot change nexthop FDB status while in a group");
+ return -EINVAL;
+ }
+
err = call_nexthop_notifiers(net, NEXTHOP_EVENT_REPLACE, new, extack);
if (err)
return err;