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| author | Jakub Kicinski <kuba@kernel.org> | 2021-02-03 01:21:31 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-02-03 01:21:31 +0300 |
| commit | d1e1355aefcc0cbda750a8931e93e1e04a5b0b6a (patch) | |
| tree | f43b81751cb5c5736268057ecdbcdb99dd00e826 /net/core | |
| parent | 9ae4bdc6e4c1281ddf8d6335bea35864d086cbf9 (diff) | |
| parent | 3aaf0a27ffc29b19a62314edd684b9bc6346f9a8 (diff) | |
| download | linux-d1e1355aefcc0cbda750a8931e93e1e04a5b0b6a.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/neighbour.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index ff073581b5b1..e2982b3970b8 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -1244,13 +1244,14 @@ static int __neigh_update(struct neighbour *neigh, const u8 *lladdr, old = neigh->nud_state; err = -EPERM; - if (!(flags & NEIGH_UPDATE_F_ADMIN) && - (old & (NUD_NOARP | NUD_PERMANENT))) - goto out; if (neigh->dead) { NL_SET_ERR_MSG(extack, "Neighbor entry is now dead"); + new = old; goto out; } + if (!(flags & NEIGH_UPDATE_F_ADMIN) && + (old & (NUD_NOARP | NUD_PERMANENT))) + goto out; ext_learn_change = neigh_update_ext_learned(neigh, flags, ¬ify); |