git: 43be2d7aaf25 - main - wg: detach bpf upon destroy as well
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Date: Mon, 22 Jan 2024 16:23:18 UTC
The branch main has been updated by kevans:
URL: https://cgit.FreeBSD.org/src/commit/?id=43be2d7aaf25b719aec8f49aab110c0061f1edec
commit 43be2d7aaf25b719aec8f49aab110c0061f1edec
Author: Aaron LI <aly@aaronly.me>
AuthorDate: 2024-01-22 16:18:56 +0000
Commit: Kyle Evans <kevans@FreeBSD.org>
CommitDate: 2024-01-22 16:22:44 +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
MFC after: 3 days
---
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 58c0e2db1ee8..c7649e2b4059 100644
--- a/sys/dev/wg/if_wg.c
+++ b/sys/dev/wg/if_wg.c
@@ -2876,6 +2876,7 @@ 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);