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path: root/target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch
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Diffstat (limited to 'target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch')
-rw-r--r--target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch22
1 files changed, 11 insertions, 11 deletions
diff --git a/target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch b/target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch
index 0b03963f0a..632384d56f 100644
--- a/target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch
+++ b/target/linux/generic/pending-3.18/190-cdc_ncm_add_support_for_moving_ndp_to_end_of_ncm_frame.patch
@@ -79,21 +79,21 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
/* override ethtool_ops */
dev->net->ethtool_ops = &cdc_ncm_ethtool_ops;
-@@ -958,8 +971,11 @@ static int cdc_ncm_bind(struct usbnet *d
+@@ -956,8 +969,11 @@ static int cdc_ncm_bind(struct usbnet *d
if (cdc_ncm_select_altsetting(intf) != CDC_NCM_COMM_ALTSETTING_NCM)
return -ENODEV;
- /* The NCM data altsetting is fixed */
-- ret = cdc_ncm_bind_common(dev, intf, CDC_NCM_DATA_ALTSETTING_NCM);
+- return cdc_ncm_bind_common(dev, intf, CDC_NCM_DATA_ALTSETTING_NCM);
+ /* The NCM data altsetting is fixed, so we hard-coded it.
+ * Additionally, generic NCM devices are assumed to accept arbitrarily
+ * placed NDP.
+ */
-+ ret = cdc_ncm_bind_common(dev, intf, CDC_NCM_DATA_ALTSETTING_NCM, 0);
++ return cdc_ncm_bind_common(dev, intf, CDC_NCM_DATA_ALTSETTING_NCM, 0);
+ }
- /*
- * We should get an event when network connection is "connected" or
-@@ -990,6 +1006,14 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
+ static void cdc_ncm_align_tail(struct sk_buff *skb, size_t modulus, size_t remainder, size_t max)
+@@ -979,6 +995,14 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
struct usb_cdc_ncm_nth16 *nth16 = (void *)skb->data;
size_t ndpoffset = le16_to_cpu(nth16->wNdpIndex);
@@ -108,7 +108,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
/* follow the chain of NDPs, looking for a match */
while (ndpoffset) {
ndp16 = (struct usb_cdc_ncm_ndp16 *)(skb->data + ndpoffset);
-@@ -999,7 +1023,8 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
+@@ -988,7 +1012,8 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
}
/* align new NDP */
@@ -118,7 +118,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
/* verify that there is room for the NDP and the datagram (reserve) */
if ((ctx->tx_max - skb->len - reserve) < ctx->max_ndp_size)
-@@ -1012,7 +1037,11 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
+@@ -1001,7 +1026,11 @@ static struct usb_cdc_ncm_ndp16 *cdc_ncm
nth16->wNdpIndex = cpu_to_le16(skb->len);
/* push a new empty NDP */
@@ -131,7 +131,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
ndp16->dwSignature = sign;
ndp16->wLength = cpu_to_le16(sizeof(struct usb_cdc_ncm_ndp16) + sizeof(struct usb_cdc_ncm_dpe16));
return ndp16;
-@@ -1027,6 +1056,15 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
+@@ -1016,6 +1045,15 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
struct sk_buff *skb_out;
u16 n = 0, index, ndplen;
u8 ready2send = 0;
@@ -147,7 +147,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
/* if there is a remaining skb, it gets priority */
if (skb != NULL) {
-@@ -1081,7 +1119,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
+@@ -1070,7 +1108,7 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
cdc_ncm_align_tail(skb_out, ctx->tx_modulus, ctx->tx_remainder, ctx->tx_max);
/* check if we had enough room left for both NDP and frame */
@@ -156,7 +156,7 @@ Signed-off-by: David S. Miller <davem@davemloft.net>
if (n == 0) {
/* won't fit, MTU problem? */
dev_kfree_skb_any(skb);
-@@ -1154,6 +1192,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
+@@ -1143,6 +1181,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev
/* variables will be reset at next call */
}