summaryrefslogtreecommitdiff
path: root/drivers/usb/gadget/rndis.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/usb/gadget/rndis.c')
-rw-r--r--drivers/usb/gadget/rndis.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index 48267bc0b2e0..33ac6acbdb78 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -291,9 +291,13 @@ 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;