From 59ede3168a0b3fe02f82a7bed52432f18dbb1070 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Bj=C3=B8rn=20Mork?= Date: Fri, 1 Nov 2013 11:16:59 +0100 Subject: [PATCH] net: cdc_ncm: return proper error if setup fails MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Most setup errors are ignored to ensure maximum firmware compatibilty. But GET_NTB_PARAMETERS and the functional descriptors are required. Use proper error codes and log level if these fail. Cc: Alexey Orishko Signed-off-by: Bjørn Mork Signed-off-by: David S. Miller --- drivers/net/usb/cdc_ncm.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 62dcb2e11e0b..f168bc8c1d38 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -86,8 +86,8 @@ static u8 cdc_ncm_setup(struct usbnet *dev) 0, iface_no, &ncm_parm, sizeof(ncm_parm)); if (err < 0) { - dev_dbg(&dev->intf->dev, "failed GET_NTB_PARAMETERS\n"); - return 1; + dev_err(&dev->intf->dev, "failed GET_NTB_PARAMETERS\n"); + return err; /* GET_NTB_PARAMETERS is required */ } /* read correct set of parameters according to device mode */ -- 2.39.2