git: ad729f8d503e - main - pf: ignore ip6_output() return value in pf_refragment6()

[Kristof Provost]

The branch main has been updated by kp:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=ad729f8d503e26ddfe4dcc0fa701720c753bd3ba

commit ad729f8d503e26ddfe4dcc0fa701720c753bd3ba
Author:     Kristof Provost <k...@freebsd.org>
AuthorDate: 2023-03-24 05:39:01 +0000
Commit:     Kristof Provost <k...@freebsd.org>
CommitDate: 2023-03-24 07:08:19 +0000

    pf: ignore ip6_output() return value in pf_refragment6()
    
    We can't do anything if ip6_output() fails, other than discard the
    packet which ip6_output() already does for us.
    Mark the return value as ignored.
    
    Reported by:    emaste, Coverity
    Sponsored by:   Rubicon Communications, LLC (Netgate)
---
 sys/netpfil/pf/pf_norm.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/netpfil/pf/pf_norm.c b/sys/netpfil/pf/pf_norm.c
index 8d36e72d71b2..2eb1bd69294c 100644
--- a/sys/netpfil/pf/pf_norm.c
+++ b/sys/netpfil/pf/pf_norm.c
@@ -1020,7 +1020,8 @@ pf_refragment6(struct ifnet *ifp, struct mbuf **m0, 
struct m_tag *mtag,
                                MPASS(m->m_pkthdr.rcvif != NULL);
                                ip6_forward(m, 0);
                        } else {
-                               ip6_output(m, NULL, NULL, 0, NULL, NULL, NULL);
+                               (void)ip6_output(m, NULL, NULL, 0, NULL, NULL,
+                                   NULL);
                        }
                else
                        m_freem(m);