This is a note to let you know that I've just added the patch titled
net: handle ARPHRD_PIMREG in dev_is_mac_header_xmit()
to the 5.16-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
net-handle-arphrd_pimreg-in-dev_is_mac_header_xmit.patch
and it can be found in the queue-5.16 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 427e1fe5318d7a07cc34153c0915ce498652cefe
Author: Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>
Date: Tue Mar 15 10:20:08 2022 +0100
net: handle ARPHRD_PIMREG in dev_is_mac_header_xmit()
[ Upstream commit 4ee06de7729d795773145692e246a06448b1eb7a ]
This kind of interface doesn't have a mac header. This patch fixes
bpf_redirect() to a PIM interface.
Fixes: 27b29f63058d ("bpf: add bpf_redirect() helper")
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>
Link: https://lore.kernel.org/r/20220315092008.31423-1-nicolas.dichtel@xxxxxxxxx
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h
index b712217f7030..1ed52441972f 100644
--- a/include/linux/if_arp.h
+++ b/include/linux/if_arp.h
@@ -52,6 +52,7 @@ static inline bool dev_is_mac_header_xmit(const struct net_device *dev)
case ARPHRD_VOID:
case ARPHRD_NONE:
case ARPHRD_RAWIP:
+ case ARPHRD_PIMREG:
return false;
default:
return true;
