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Commit 5376f5d3 authored by Cong Wang's avatar Cong Wang Committed by Greg Kroah-Hartman
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batman: fix a bogus warning from batadv_is_on_batman_iface()

commit b6ed5498

 upstream.

batman tries to search dev->iflink to check if it's a batman interface,
but ->iflink could be 0, which is not a valid ifindex. It should just
avoid iflink == 0 case.

Reported-by: default avatarJet Chen <jet.chen@intel.com>
Tested-by: default avatarJet Chen <jet.chen@intel.com>
Cc: David S. Miller <davem@davemloft.net>
Cc: Steffen Klassert <steffen.klassert@secunet.com>
Cc: Antonio Quartulli <antonio@open-mesh.com>
Cc: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: default avatarCong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: default avatarCong Wang <cwang@twopensource.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 21f8af9f
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