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net: cdc_ncm: Export cdc_ncm_{tx, rx}_fixup functions for re-use 

Some drivers implementing NCM-like protocols, may re-use those functions, as is
the case in the huawei_cdc_ncm driver.
Export them via EXPORT_SYMBOL_GPL, in accordance with how other functions have
been exported.

Signed-off-by: Enrico Mioso <mrkiko.rs@gmail.com>
Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Enrico Mioso 2013-11-04 09:50:47 +01:00 committed by David S. Miller
parent b579035ff7
commit 2f69702c4d
2 changed files with 7 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/usb/cdc_ncm.c
View File

@ -830,7 +830,7 @@ static void cdc_ncm_txpath_bh(unsigned long param)
}
}
static struct sk_buff *
struct sk_buff *
cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags)
{
struct sk_buff *skb_out;
@ -857,6 +857,7 @@ error:
return NULL;
}
EXPORT_SYMBOL_GPL(cdc_ncm_tx_fixup);
/* verify NTB header and return offset of first NDP, or negative error */
int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in)
@ -943,7 +944,7 @@ error:
}
EXPORT_SYMBOL_GPL(cdc_ncm_rx_verify_ndp16);
static int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in)
{
struct sk_buff *skb;
struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0];
@ -1019,6 +1020,7 @@ err_ndp:
error:
return 0;
}
EXPORT_SYMBOL_GPL(cdc_ncm_rx_fixup);
static void
cdc_ncm_speed_change(struct usbnet *dev,

3
include/linux/usb/cdc_ncm.h
View File

@ -125,5 +125,8 @@ void cdc_ncm_unbind(struct usbnet *dev, struct usb_interface *intf);
struct sk_buff *cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign);
int cdc_ncm_rx_verify_nth16(struct cdc_ncm_ctx *ctx, struct sk_buff *skb_in);
int cdc_ncm_rx_verify_ndp16(struct sk_buff *skb_in, int ndpoffset);
struct sk_buff *
cdc_ncm_tx_fixup(struct usbnet *dev, struct sk_buff *skb, gfp_t flags);
int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in);
#endif /* __LINUX_USB_CDC_NCM_H */