Author: adrian
Date: Sun May 3 23:08:25 2015
New Revision: 282385
URL: https://svnweb.freebsd.org/changeset/base/282385
Log:
Check channels which are passed in IBSS mode.
PR: kern/197143
Submitted by: Andriy Voskoboinyk <s3er...@gmail.com>
Modified:
head/sys/dev/wpi/if_wpi.c
Modified: head/sys/dev/wpi/if_wpi.c
==============================================================================
--- head/sys/dev/wpi/if_wpi.c Sun May 3 23:06:19 2015 (r282384)
+++ head/sys/dev/wpi/if_wpi.c Sun May 3 23:08:25 2015 (r282385)
@@ -3775,6 +3775,14 @@ wpi_config(struct wpi_softc *sc)
sc->rxon.cck_mask = 0x0f; /* not yet negotiated */
sc->rxon.ofdm_mask = 0xff; /* not yet negotiated */
+ /* XXX Current configuration may be unusable. */
+ if (IEEE80211_IS_CHAN_NOADHOC(c) && sc->rxon.mode == WPI_MODE_IBSS) {
+ device_printf(sc->sc_dev,
+ "%s: invalid channel (%d) selected for IBSS mode\n",
+ __func__, ieee80211_chan2ieee(ic, c));
+ return EINVAL;
+ }
+
if ((error = wpi_send_rxon(sc, 0, 0)) != 0) {
device_printf(sc->sc_dev, "%s: could not send RXON\n",
__func__);
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