The branch main has been updated by tuexen:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=2e9761eb80f3e58c116efc10c739ed0d8497c1d6

commit 2e9761eb80f3e58c116efc10c739ed0d8497c1d6
Author:     Michael Tuexen <tue...@freebsd.org>
AuthorDate: 2024-10-10 08:36:00 +0000
Commit:     Michael Tuexen <tue...@freebsd.org>
CommitDate: 2024-10-10 08:36:00 +0000

    sctp: cleanup sctp_delete_ifn
    
    The address lock is always held, so no need for the second
    parameter.
    No functional change intended.
    
    MFC after:      3 days
---
 sys/netinet/sctp_pcb.c | 19 +++++--------------
 1 file changed, 5 insertions(+), 14 deletions(-)

diff --git a/sys/netinet/sctp_pcb.c b/sys/netinet/sctp_pcb.c
index 340786e3484e..1c634933ed6e 100644
--- a/sys/netinet/sctp_pcb.c
+++ b/sys/netinet/sctp_pcb.c
@@ -277,25 +277,16 @@ sctp_free_ifa(struct sctp_ifa *sctp_ifap)
 }
 
 static void
-sctp_delete_ifn(struct sctp_ifn *sctp_ifnp, int hold_addr_lock)
+sctp_delete_ifn(struct sctp_ifn *sctp_ifnp)
 {
-       struct sctp_ifn *found;
 
-       found = sctp_find_ifn(sctp_ifnp->ifn_p, sctp_ifnp->ifn_index);
-       if (found == NULL) {
+       SCTP_IPI_ADDR_WLOCK_ASSERT();
+       if (sctp_find_ifn(sctp_ifnp->ifn_p, sctp_ifnp->ifn_index) == NULL) {
                /* Not in the list.. sorry */
                return;
        }
-       if (hold_addr_lock == 0) {
-               SCTP_IPI_ADDR_WLOCK();
-       } else {
-               SCTP_IPI_ADDR_WLOCK_ASSERT();
-       }
        LIST_REMOVE(sctp_ifnp, next_bucket);
        LIST_REMOVE(sctp_ifnp, next_ifn);
-       if (hold_addr_lock == 0) {
-               SCTP_IPI_ADDR_WUNLOCK();
-       }
        /* Take away the reference, and possibly free it */
        sctp_free_ifn(sctp_ifnp);
 }
@@ -450,7 +441,7 @@ sctp_remove_ifa_from_ifn(struct sctp_ifa *sctp_ifap)
 
                if (LIST_EMPTY(&sctp_ifap->ifn_p->ifalist)) {
                        /* remove the ifn, possibly freeing it */
-                       sctp_delete_ifn(sctp_ifap->ifn_p, SCTP_ADDR_LOCKED);
+                       sctp_delete_ifn(sctp_ifap->ifn_p);
                } else {
                        /* re-register address family type, if needed */
                        if ((sctp_ifap->ifn_p->num_v6 == 0) &&
@@ -555,7 +546,7 @@ sctp_add_addr_to_vrf(uint32_t vrf_id, void *ifn, uint32_t 
ifn_index,
                            (void *)sctp_ifap);
                        if (new_ifn_af) {
                                /* Remove the created one that we don't want */
-                               sctp_delete_ifn(sctp_ifnp, SCTP_ADDR_LOCKED);
+                               sctp_delete_ifn(sctp_ifnp);
                        }
                        if (sctp_ifap->localifa_flags & SCTP_BEING_DELETED) {
                                /* easy to solve, just switch back to active */

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