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Commit c30d9356 authored by David Ahern's avatar David Ahern Committed by David S. Miller
Browse files

net: Fix fib notifer to return errno 



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: default avatarDavid Ahern <dsa@cumulusnetworks.com>
Reviewed-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6e2135ce

net/core/fib_notifier.c

+8 −2
Original line number Diff line number Diff line
@@ -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);