diff options
| author |   Jiri Pirko <jiri@mellanox.com> | 2019-10-03 11:49:28 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-10-04 11:10:56 -0700 |
| commit | 55c894f762a1a99fca80ee55d593083d78e7e4fb (patch) | |
| tree | 39308305a164ac2fbee70f4f110faa552ca0a7c1 /net/core/fib_rules.c | |
| parent | net: fib_notifier: make FIB notifier per-netns (diff) | |
| download | linux-dev-55c894f762a1a99fca80ee55d593083d78e7e4fb.tar.xz linux-dev-55c894f762a1a99fca80ee55d593083d78e7e4fb.zip | |
net: fib_notifier: propagate possible error during fib notifier registration
Unlike events for registered notifier, during the registration, the
errors that happened for the block being registered are not propagated
up to the caller. Make sure the error is propagated for FIB rules and
entries.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/fib_rules.c')
| -rw-r--r-- | net/core/fib_rules.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c index 28cbf07102bc..592d8aef90e3 100644 --- a/net/core/fib_rules.c +++ b/net/core/fib_rules.c @@ -354,15 +354,20 @@ int fib_rules_dump(struct net *net, struct notifier_block *nb, int family) { struct fib_rules_ops *ops; struct fib_rule *rule; + int err = 0; ops = lookup_rules_ops(net, family); if (!ops) return -EAFNOSUPPORT; - list_for_each_entry_rcu(rule, &ops->rules_list, list) - call_fib_rule_notifier(nb, FIB_EVENT_RULE_ADD, rule, family); + list_for_each_entry_rcu(rule, &ops->rules_list, list) { + err = call_fib_rule_notifier(nb, FIB_EVENT_RULE_ADD, + rule, family); + if (err) + break; + } rules_ops_put(ops); - return 0; + return err; } EXPORT_SYMBOL_GPL(fib_rules_dump); |