diff options
| author | Jonathan Gray <jsg@cvs.openbsd.org> | 2018-02-19 09:20:46 +0000 |
|---|---|---|
| committer | Jonathan Gray <jsg@cvs.openbsd.org> | 2018-02-19 09:20:46 +0000 |
| commit | ec62784d02d08c1067d8fac6587739277311a75d (patch) | |
| tree | b3407d72601634d98f35e0111af545930fadfc48 /sys | |
| parent | 2313c9419a17b97cd9f51651d1adb3b2184e642d (diff) | |
Add a default case to a usb_tap() switch statement which mpi@ says will
never be called to convince compilers and static analysis tools a path
that uses uninitialised memory does not exist.
ok krw@ mpi@
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/dev/usb/usb.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/dev/usb/usb.c b/sys/dev/usb/usb.c index 0320d153835..a2f3c568bc8 100644 --- a/sys/dev/usb/usb.c +++ b/sys/dev/usb/usb.c @@ -1,4 +1,4 @@ -/* $OpenBSD: usb.c,v 1.116 2018/02/19 08:59:52 mpi Exp $ */ +/* $OpenBSD: usb.c,v 1.117 2018/02/19 09:20:45 jsg Exp $ */ /* $NetBSD: usb.c,v 1.77 2003/01/01 00:10:26 thorpej Exp $ */ /* @@ -1020,6 +1020,8 @@ usb_tap(struct usbd_bus *bus, struct usbd_xfer *xfer, uint8_t dir) uph->uph_hlen = htole16(sizeof(*uph)); uph->uph_xfertype = USBPCAP_TRANSFER_INTERRUPT; break; + default: + return; } uph->uph_id = 0; /* not yet used */ |