Commit b7b4247d authored Aug 27, 2018 by Jiri Pirko Committed by David S. Miller Aug 27, 2018

net: sched: return -ENOENT when trying to remove filter from non-existent chain



When chain 0 was implicitly created, removal of non-existent filter from
chain 0 gave -ENOENT. Once chain 0 became non-implicit, the same call is
giving -EINVAL. Fix this by returning -ENOENT in that case.

Reported-by: Roman Mashak <mrv@mojatatu.com>
Fixes: f71e0ca4 ("net: sched: Avoid implicit chain 0 creation")
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent d5ed72a5

net/sched/cls_api.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1399,7 +1399,7 @@ static int tc_del_tfilter(struct sk_buff skb, struct nlmsghdr n,
		goto errout;
		}
		NL_SET_ERR_MSG(extack, "Cannot find specified filter chain");
		err = -EINVAL;
		err = -ENOENT;
		goto errout;
		}

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