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upgt(4): Make upgt_free_cmd match upgt_alloc_cmd. 

Reported-by: syzbot+365e26863f286c6677b7@syzkaller.appspotmail.com
This commit is contained in:
riastradh 2022-07-01 01:07:32 +00:00
parent ee077f1ff3
commit 1595c1ec75
1 changed files with 7 additions and 6 deletions
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13
sys/dev/usb/if_upgt.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_upgt.c,v 1.32 2021/08/21 11:55:25 andvar Exp $ */
/* $NetBSD: if_upgt.c,v 1.33 2022/07/01 01:07:32 riastradh Exp $ */
/* $OpenBSD: if_upgt.c,v 1.49 2010/04/20 22:05:43 tedu Exp $ */
/*
@ -18,7 +18,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: if_upgt.c,v 1.32 2021/08/21 11:55:25 andvar Exp $");
__KERNEL_RCSID(0, "$NetBSD: if_upgt.c,v 1.33 2022/07/01 01:07:32 riastradh Exp $");
#ifdef _KERNEL_OPT
#include "opt_usb.h"
@ -2374,13 +2374,14 @@ upgt_free_cmd(struct upgt_softc *sc)
{
struct upgt_data *data_cmd = &sc->cmd_data;
if (data_cmd->xfer != NULL) {
usbd_destroy_xfer(data_cmd->xfer);
data_cmd->xfer = NULL;
}
if (data_cmd->xfer == NULL)
return;
mutex_destroy(&sc->sc_mtx);
cv_destroy(&sc->sc_cv);
usbd_destroy_xfer(data_cmd->xfer);
data_cmd->xfer = NULL;
}
static int