Re: [PATCH 4.9 41/51] fib_rules: return 0 directly if an exactly same rule exists when NLM_F_EXCL not supplied

From: David Ahern
Date: Sun May 19 2019 - 20:31:56 EST

On 5/19/19 9:43 AM, Nathan Chancellor wrote:
> Hi all,
> This commit is causing issues on Android devices when Wi-Fi and mobile
> data are both enabled. The device will do a soft reboot consistently.
> So far, I've had reports on the Pixel 3 XL, OnePlus 6, Pocophone, and
> Note 9 and I can reproduce on my OnePlus 6.
> Sorry for taking so long to report this, I just figured out how to
> reproduce it today and I didn't want to report it without that.
> Attached is a full dmesg and the relevant snippet from Android's logcat.
> Let me know what I can do to help debug,
> Nathan

It's a backport problem. err needs to be reset to 0 before the goto.