Message ID | 20180328012200.15175-2-dsa@cumulusnetworks.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Series | [net-next,1/6] net: Fix fib notifer to return errno | expand |
On Tue, Mar 27, 2018 at 06:21:55PM -0700, David Ahern wrote: > Notifier handlers use notifier_from_errno to convert any potential error > to an encoded format. As a consequence the other side, call_fib_notifier{s} > in this case, needs to use notifier_to_errno to return the error from > the handler back to its caller. > > Signed-off-by: David Ahern <dsa@cumulusnetworks.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com>
diff --git a/net/core/fib_notifier.c b/net/core/fib_notifier.c index 0c048bdeb016..b793b523aba3 100644 --- a/net/core/fib_notifier.c +++ b/net/core/fib_notifier.c @@ -13,16 +13,22 @@ int call_fib_notifier(struct notifier_block *nb, struct net *net, enum fib_event_type event_type, struct fib_notifier_info *info) { + int err; + info->net = net; - return nb->notifier_call(nb, event_type, info); + err = nb->notifier_call(nb, event_type, info); + return notifier_to_errno(err); } EXPORT_SYMBOL(call_fib_notifier); int call_fib_notifiers(struct net *net, enum fib_event_type event_type, struct fib_notifier_info *info) { + int err; + info->net = net; - return atomic_notifier_call_chain(&fib_chain, event_type, info); + err = atomic_notifier_call_chain(&fib_chain, event_type, info); + return notifier_to_errno(err); } EXPORT_SYMBOL(call_fib_notifiers);
Notifier handlers use notifier_from_errno to convert any potential error to an encoded format. As a consequence the other side, call_fib_notifier{s} in this case, needs to use notifier_to_errno to return the error from the handler back to its caller. Signed-off-by: David Ahern <dsa@cumulusnetworks.com> --- net/core/fib_notifier.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)