git: 79a1edf21e83 - stable/12 - netmap: monitor: add missing netmap_adapter_put()

The branch stable/12 has been updated by vmaffione:

URL: https://cgit.FreeBSD.org/src/commit/?id=79a1edf21e83d5fedf3d474810642d687db0e7a0

commit 79a1edf21e83d5fedf3d474810642d687db0e7a0
Author:     Vincenzo Maffione <vmaffione@FreeBSD.org>
AuthorDate: 2022-12-24 16:03:14 +0000
Commit:     Vincenzo Maffione <vmaffione@FreeBSD.org>
CommitDate: 2022-12-31 12:14:38 +0000

    netmap: monitor: add missing netmap_adapter_put()
    
    MFC after:      7 days
    
    (cherry picked from commit 95fc11577d117327e7d99a589e86ba15d0599654)
---
 sys/dev/netmap/netmap_monitor.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/dev/netmap/netmap_monitor.c b/sys/dev/netmap/netmap_monitor.c
index aabf23b0397a..ad7274b075af 100644
--- a/sys/dev/netmap/netmap_monitor.c
+++ b/sys/dev/netmap/netmap_monitor.c
@@ -485,6 +485,8 @@ netmap_monitor_stop(struct netmap_adapter *na)
 					/* let the monitor forget about us */
 					netmap_adapter_put(next->priv.np_na); /* nop if null */
 					next->priv.np_na = NULL;
+					/* drop the additional ref taken in netmap_monitor_add() */
+					netmap_adapter_put(zkring->zmon_list[t].prev->na);
 				}
 				/* orhpan the zmon list */
 				if (z->next != NULL)