This patch adds __ndisc_opt_addr_space as low-level function for
ndisc_opt_addr_space which doesn't depend on net_device parameter.
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: Alexey Kuznetsov <kuznet@xxxxxxxxxxxxx>
Cc: James Morris <jmorris@xxxxxxxxx>
Cc: Hideaki YOSHIFUJI <yoshfuji@xxxxxxxxxxxxxx>
Cc: Patrick McHardy <kaber@xxxxxxxxx>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@xxxxxxxxxxxxxx>
Reviewed-by: Stefan Schmidt <stefan@xxxxxxxxxxxxxxx>
Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>
---
include/net/ndisc.h | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 2d8edaa..4cee826 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -127,10 +127,15 @@ static inline int ndisc_addr_option_pad(unsigned short type)
}
}
+static inline int __ndisc_opt_addr_space(unsigned char addr_len, int pad)
+{
+ return NDISC_OPT_SPACE(addr_len + pad);
+}
+
static inline int ndisc_opt_addr_space(struct net_device *dev)
{
- return NDISC_OPT_SPACE(dev->addr_len +
- ndisc_addr_option_pad(dev->type));
+ return __ndisc_opt_addr_space(dev->addr_len,
+ ndisc_addr_option_pad(dev->type));
}
static inline u8 *ndisc_opt_addr_data(struct nd_opt_hdr *p,
--
2.8.3
--
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