diff options
| author | riastradh <riastradh@NetBSD.org> | 2022-06-27 18:56:56 +0000 |
|---|---|---|
| committer | riastradh <riastradh@NetBSD.org> | 2022-06-27 18:56:56 +0000 |
| commit | 5d65fbf2209615fccbf1a3e9208fc4243c2ce614 (patch) | |
| tree | 4e5975d6c58ff2d81bfc328d1851c37f15acc07e /sys/dev | |
| parent | 370ff9bd74b934b0c85905668bc84dbb7fd6c3f9 (diff) | |
umidi(4): Fix fencepost in error branch.
Reported-by: syzbot+0bbf3d81c15fd1354759@syzkaller.appspotmail.com
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/usb/umidi.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/usb/umidi.c b/sys/dev/usb/umidi.c index 88946445e53..eac63fac613 100644 --- a/sys/dev/usb/umidi.c +++ b/sys/dev/usb/umidi.c @@ -1,4 +1,4 @@ -/* $NetBSD: umidi.c,v 1.87 2022/04/17 13:15:15 riastradh Exp $ */ +/* $NetBSD: umidi.c,v 1.88 2022/06/27 18:56:56 riastradh Exp $ */ /* * Copyright (c) 2001, 2012, 2014 The NetBSD Foundation, Inc. @@ -32,7 +32,7 @@ */ #include <sys/cdefs.h> -__KERNEL_RCSID(0, "$NetBSD: umidi.c,v 1.87 2022/04/17 13:15:15 riastradh Exp $"); +__KERNEL_RCSID(0, "$NetBSD: umidi.c,v 1.88 2022/06/27 18:56:56 riastradh Exp $"); #ifdef _KERNEL_OPT #include "opt_usb.h" @@ -739,7 +739,7 @@ alloc_all_endpoints(struct umidi_softc *sc) ep = sc->sc_endpoints; for (i = sc->sc_out_num_endpoints+sc->sc_in_num_endpoints; i > 0; i--) { - err = alloc_pipe(ep++); + err = alloc_pipe(ep); if (err != USBD_NORMAL_COMPLETION) { for (; ep != sc->sc_endpoints; ep--) free_pipe(ep-1); @@ -747,6 +747,7 @@ alloc_all_endpoints(struct umidi_softc *sc) sc->sc_endpoints = sc->sc_out_ep = sc->sc_in_ep = NULL; break; } + ep++; } return err; } |
