# \[PATCH 64/98\] include/uapi/linux/netfilter\_bridge/ebt\_arp.h: include linux/if\_ether.h

- From: Mikko Rapeli \<hidden\>
- Date: 2015-05-30 16:11:55 
- List: linux-api
- Page: https://ratatoskr.run/linux-api/2015/05/4505587
- Thread: https://ratatoskr.run/linux-api/2015/05/4505587/t.md

```text
Fixes userspace compile error:

error: ‘ETH_ALEN’ undeclared here (not in a function)
 unsigned char smaddr[ETH_ALEN];

Signed-off-by: Mikko Rapeli <redacted>
---
 include/uapi/linux/netfilter_bridge/ebt_arp.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/netfilter_bridge/ebt_arp.h b/include/uapi/linux/netfilter_bridge/ebt_arp.h
index 522f3e4..dd4df25 100644
--- a/include/uapi/linux/netfilter_bridge/ebt_arp.h
+++ b/include/uapi/linux/netfilter_bridge/ebt_arp.h
@@ -2,6 +2,7 @@
 #define __LINUX_BRIDGE_EBT_ARP_H
 
 #include <linux/types.h>
+#include <linux/if_ether.h>
 
 #define EBT_ARP_OPCODE 0x01
 #define EBT_ARP_HTYPE 0x02
-- 
2.1.4
```