Message ID | 1345812212-18778-1-git-send-email-arend@broadcom.com (mailing list archive) |
---|---|
State | Not Applicable, archived |
Headers | show |
On Fri, 2012-08-24 at 14:43 +0200, Arend van Spriel wrote: > The wext code checks is the event data is within size limits. > When this check fails a message is logged with violating size. > This patch adds the event id to put us on the right track for > resolving that violation. > > Reviewed-by: Hante Meuleman <meuleman@broadcom.com> > Signed-off-by: Arend van Spriel <arend@broadcom.com> > --- > Maybe wext is not popular, but I found the change helpful debugging > so others may benefit from it. Still some wireless apps default to > it, eg. wpa_supplicant. I don't even want to know what you're debugging, but I applied it anyway. FWIW, wext isn't just "not popular", it's "pretty much dead" :-) johannes -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On 09/05/2012 04:13 PM, Johannes Berg wrote: > On Fri, 2012-08-24 at 14:43 +0200, Arend van Spriel wrote: >> The wext code checks is the event data is within size limits. >> When this check fails a message is logged with violating size. >> This patch adds the event id to put us on the right track for >> resolving that violation. >> >> Reviewed-by: Hante Meuleman <meuleman@broadcom.com> >> Signed-off-by: Arend van Spriel <arend@broadcom.com> >> --- >> Maybe wext is not popular, but I found the change helpful debugging >> so others may benefit from it. Still some wireless apps default to >> it, eg. wpa_supplicant. > > I don't even want to know what you're debugging, but I applied it > anyway. > > FWIW, wext isn't just "not popular", it's "pretty much dead" :-) > > johannes > > We got the "Wireless Event too big" message and were wondering what event from our driver was causing it. I agree wext is pretty much dead although wpa_supplicant still defaults to that driver. At least in most distro's it seems to be so. Gr. AvS -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/wireless/wext-core.c b/net/wireless/wext-core.c index b0eb7aa..c8717c1 100644 --- a/net/wireless/wext-core.c +++ b/net/wireless/wext-core.c @@ -478,13 +478,13 @@ void wireless_send_event(struct net_device * dev, if (descr->header_type == IW_HEADER_TYPE_POINT) { /* Check if number of token fits within bounds */ if (wrqu->data.length > descr->max_tokens) { - netdev_err(dev, "(WE) : Wireless Event too big (%d)\n", - wrqu->data.length); + netdev_err(dev, "(WE) : Wireless Event (cmd=0x%04X) too big (%d)\n", + cmd, wrqu->data.length); return; } if (wrqu->data.length < descr->min_tokens) { - netdev_err(dev, "(WE) : Wireless Event too small (%d)\n", - wrqu->data.length); + netdev_err(dev, "(WE) : Wireless Event (cmd=0x%04X) too small (%d)\n", + cmd, wrqu->data.length); return; } /* Calculate extra_len - extra is NULL for restricted events */