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Handle an error from uhidev_get_report in ucycom_get_cfg

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This commit is contained in:
skrll 2013-10-14 18:15:12 +00:00
parent c5c215bbd2
commit 1de4b24980
1 changed files with 6 additions and 2 deletions
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8
sys/dev/usb/ucycom.c
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@ -1,4 +1,4 @@
/* $NetBSD: ucycom.c,v 1.36 2013/09/15 15:06:04 martin Exp $ */
/* $NetBSD: ucycom.c,v 1.37 2013/10/14 18:15:12 skrll Exp $ */
/*
* Copyright (c) 2005 The NetBSD Foundation, Inc.
@ -38,7 +38,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ucycom.c,v 1.36 2013/09/15 15:06:04 martin Exp $");
__KERNEL_RCSID(0, "$NetBSD: ucycom.c,v 1.37 2013/10/14 18:15:12 skrll Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -1096,6 +1096,10 @@ ucycom_get_cfg(struct ucycom_softc *sc)
err = uhidev_get_report(&sc->sc_hdev, UHID_FEATURE_REPORT,
report, sc->sc_flen);
if (err) {
DPRINTF(("%s: failed\n", __func__));
return;
}
cfg = report[4];
baud = (report[3] << 24) + (report[2] << 16) + (report[1] << 8) +
report[0];