if_vmx: fix panic during kldload

Just like vmxnet3_intr_disable_all, iflib may invoke this routine
before vmxnet3_attach_post() has run, which is before the top-level
shared data area is initialized and the device made aware of it.

MFC after:	1 week
Sponsored by:	Dell Inc.

This commit is contained in:

Eric van Gyzen

2025-10-04 08:23:41 -04:00

parent 64f8416afd

commit 01b0690c49

1 changed files with 6 additions and 1 deletions

									
										sys/dev/vmware/vmxnet3/if_vmx.c
									
		+6
		-1
	
												View File
												
				@@ -2056,7 +2056,12 @@ vmxnet3_update_admin_status(if_ctx_t ctx)

					struct vmxnet3_softc *sc;

					sc = iflib_get_softc(ctx);

					if (sc->vmx_ds->event != 0)

					/*

					 * iflib may invoke this routine before vmxnet3_attach_post() has

					 * run, which is before the top level shared data area is

					 * initialized and the device made aware of it.

					 */

					if (sc->vmx_ds != NULL && sc->vmx_ds->event != 0)

						vmxnet3_evintr(sc);

					vmxnet3_refresh_host_stats(sc);