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

This commit is contained in:

Aaron LI

2024-01-22 10:18:56 -06:00

committed by

Kyle Evans

parent c19fb1f963

commit 43be2d7aaf

1 changed files with 1 additions and 0 deletions

									
										sys/dev/wg/if_wg.c
									
		+1
		
												View File
												
				@@ -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);