cdc_eem frames might need to contain 802.1Q VLAN Ethernet frames.
Provide this information as an override to usbnet->rx_urb_size
Signed-off-by: Ian Coolidge <iancooli...@gmail.com>
---
drivers/net/usb/cdc_eem.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 439690b..63c38dc 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -31,6 +31,7 @@
#include <linux/usb/cdc.h>
#include <linux/usb/usbnet.h>
#include <linux/gfp.h>
+#include <linux/if_vlan.h>
/*
@@ -94,6 +95,9 @@ static int eem_bind(struct usbnet *dev, struct usb_interface
*intf)
dev->net->hard_header_len += EEM_HEAD + ETH_FCS_LEN;
+ /* octets we need to rx for a single ethernet frame */
+ dev->rx_urb_size = EEM_HEAD + ETH_FCS_LEN + VLAN_ETH_FRAME_LEN;
+
return 0;
}
--
1.7.6.5
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