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Date:      Tue, 30 Jan 2024 05:39:27 GMT
From:      Kyle Evans <kevans@FreeBSD.org>
To:        src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org
Subject:   git: c0c932b27f95 - stable/14 - wg: detach bpf upon destroy as well
Message-ID:  <202401300539.40U5dRGs019385@gitrepo.freebsd.org>

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The branch stable/14 has been updated by kevans:

URL: https://cgit.FreeBSD.org/src/commit/?id=c0c932b27f9551742daa84b02967f3021fbfef52

commit c0c932b27f9551742daa84b02967f3021fbfef52
Author:     Aaron LI <aly@aaronly.me>
AuthorDate: 2024-01-22 16:18:56 +0000
Commit:     Kyle Evans <kevans@FreeBSD.org>
CommitDate: 2024-01-30 05:37:36 +0000

    wg: detach bpf upon destroy as well
    
    bpfattach() is called in wg_clone_create(), but the bpfdetach() is
    missing from wg_close_destroy().  Add the missing bpfdetach() to avoid
    leaking both the associated bpf bits as well as the ifnet that bpf will
    hold a reference to.
    
    PR:             276526
    
    (cherry picked from commit 43be2d7aaf25b719aec8f49aab110c0061f1edec)
---
 sys/dev/wg/if_wg.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/dev/wg/if_wg.c b/sys/dev/wg/if_wg.c
index 738b1e76fa85..c324b5fb048b 100644
--- a/sys/dev/wg/if_wg.c
+++ b/sys/dev/wg/if_wg.c
@@ -2874,6 +2874,7 @@ wg_clone_destroy(struct if_clone *ifc, if_t ifp, uint32_t flags)
 
 	if (cred != NULL)
 		crfree(cred);
+	bpfdetach(sc->sc_ifp);
 	if_detach(sc->sc_ifp);
 	if_free(sc->sc_ifp);
 



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