diff options
| author | Maxim Osipov <maxim.osipov@gmail.com> | 2010-08-21 14:54:06 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-09-20 13:36:18 -0700 |
| commit | f813a03cb84b98820bd2f54273a373f0f01973df (patch) | |
| tree | e7a9b4d7e7ee803b7861fab43dc175769a542cc6 /drivers | |
| parent | 654931d5fa6ad8aec46c6220d800235f2085eef6 (diff) | |
USB: Fix kernel oops with g_ether and Windows
commit 037d3656adbd7e8cb848f01cf5dec423ed76bbe7 upstream.
Please find attached patch for
https://bugzilla.kernel.org/show_bug.cgi?id=16023 problem.
Signed-off-by: Maxim Osipov <maxim.osipov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/gadget/rndis.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 5c0d06c79a81..1043da1fcb16 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -292,9 +292,13 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, /* mandatory */ case OID_GEN_VENDOR_DESCRIPTION: pr_debug("%s: OID_GEN_VENDOR_DESCRIPTION\n", __func__); - length = strlen (rndis_per_dev_params [configNr].vendorDescr); - memcpy (outbuf, - rndis_per_dev_params [configNr].vendorDescr, length); + if ( rndis_per_dev_params [configNr].vendorDescr ) { + length = strlen (rndis_per_dev_params [configNr].vendorDescr); + memcpy (outbuf, + rndis_per_dev_params [configNr].vendorDescr, length); + } else { + outbuf[0] = 0; + } retval = 0; break; |