[ovs-git] [openvswitch/ovs] d4f848: odp-util: Fix abort while formatting nsh actions.

[Ilya Maximets]

  Branch: refs/heads/branch-2.12
  Home:   https://github.com/openvswitch/ovs
  Commit: d4f84875e301e5dbe1ccaf4bbccfc233037445a8
      https://github.com/openvswitch/ovs/commit/d4f84875e301e5dbe1ccaf4bbccfc233037445a8
  Author: Ilya Maximets <i.maximets at ovn.org>
  Date:   2021-01-21 (Thu, 21 Jan 2021)

  Changed paths:
    M lib/odp-util.c

  Log Message:
  -----------
  odp-util: Fix abort while formatting nsh actions.

OVS should not exit if it cannot format NSH actions for the user.
It should just report the error like the other formatting functions do.

Credit to OSS-Fuzz.

Reported-at: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=21509
Fixes: 1fc11c5948cf ("Generic encap and decap support for NSH")
Signed-off-by: Ilya Maximets <i.maximets at ovn.org>
Acked-by: Mark Gray <mark.d.gray at redhat.com>