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Date:   Tue, 31 Dec 2019 00:51:22 -0800 (PST)
From:   David Miller <>
Subject: Re: [PATCH net] hsr: fix slab-out-of-bounds Read in

From: Taehee Yoo <>
Date: Sat, 28 Dec 2019 16:28:09 +0000

> hsr slave interfaces don't have debugfs directory.
> So, hsr_debugfs_rename() shouldn't be called when hsr slave interface name
> is changed.
> Test commands:
>     ip link add dummy0 type dummy
>     ip link add dummy1 type dummy
>     ip link add hsr0 type hsr slave1 dummy0 slave2 dummy1
>     ip link set dummy0 name ap
> Splat looks like:
> Reported-by:
> Fixes: 4c2d5e33dcd3 ("hsr: rename debugfs file when interface name is changed")
> Signed-off-by: Taehee Yoo <>

Applied, thank you.

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