From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail.kapsi.fi ([217.30.184.167]:38903 "EHLO mail.kapsi.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752244AbbKGMWf (ORCPT ); Sat, 7 Nov 2015 07:22:35 -0500 From: Antti Palosaari To: linux-media@vger.kernel.org Cc: Antti Palosaari Subject: [PATCH] airspy: increase USB control message buffer size Date: Sat, 7 Nov 2015 14:22:09 +0200 Message-Id: <1446898929-6572-1-git-send-email-crope@iki.fi> Sender: linux-media-owner@vger.kernel.org List-ID: Driver requested device firmware version string during probe using only 24 byte long buffer. That buffer is too small for newer firmware versions, which causes device firmware hang - device stops responding to any commands after that. Increase buffer size to 128 which should be enough for any current and future version strings. Cc: # 3.17+ Link: https://github.com/airspy/host/issues/27 Reported-by: Benjamin Vernoux Signed-off-by: Antti Palosaari --- drivers/media/usb/airspy/airspy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/usb/airspy/airspy.c b/drivers/media/usb/airspy/airspy.c index fcbb497..565a593 100644 --- a/drivers/media/usb/airspy/airspy.c +++ b/drivers/media/usb/airspy/airspy.c @@ -134,7 +134,7 @@ struct airspy { int urbs_submitted; /* USB control message buffer */ - #define BUF_SIZE 24 + #define BUF_SIZE 128 u8 buf[BUF_SIZE]; /* Current configuration */ -- http://palosaari.fi/