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| author | David S. Miller <davem@davemloft.net> | 2020-01-19 22:10:04 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2020-01-19 22:10:04 +0100 |
| commit | b3f7e3f23a763ccaae7b52d88d2c91e66c80d406 (patch) | |
| tree | e00e90eb161305ed9895315ba12e30ac17de9523 /net/ipv4/fib_trie.c | |
| parent | 4ee9e6e027c06eb1dd1cdbe025d461e407ece755 (diff) | |
| parent | 7008ee121089b8193aea918b98850fe87d996508 (diff) | |
Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net
Diffstat (limited to 'net/ipv4/fib_trie.c')
| -rw-r--r-- | net/ipv4/fib_trie.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 6ce1f2bbffd0..ff0c24371e33 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -2297,6 +2297,12 @@ int fib_table_dump(struct fib_table *tb, struct sk_buff *skb, int count = cb->args[2]; t_key key = cb->args[3]; + /* First time here, count and key are both always 0. Count > 0 + * and key == 0 means the dump has wrapped around and we are done. + */ + if (count && !key) + return skb->len; + while ((l = leaf_walk_rcu(&tp, key)) != NULL) { int err; |