linux-kernel - Re: [PATCH] ptp: Fix possible memory leak in ptp_clock

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Date:   Wed, 20 Oct 2021 13:50:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Yang Yingliang <yangyingliang@...wei.com>
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        richardcochran@...il.com
Subject: Re: [PATCH] ptp: Fix possible memory leak in ptp_clock_register()

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Wed, 20 Oct 2021 16:18:34 +0800 you wrote:
> I got memory leak as follows when doing fault injection test:
> 
> unreferenced object 0xffff88800906c618 (size 8):
>   comm "i2c-idt82p33931", pid 4421, jiffies 4294948083 (age 13.188s)
>   hex dump (first 8 bytes):
>     70 74 70 30 00 00 00 00                          ptp0....
>   backtrace:
>     [<00000000312ed458>] __kmalloc_track_caller+0x19f/0x3a0
>     [<0000000079f6e2ff>] kvasprintf+0xb5/0x150
>     [<0000000026aae54f>] kvasprintf_const+0x60/0x190
>     [<00000000f323a5f7>] kobject_set_name_vargs+0x56/0x150
>     [<000000004e35abdd>] dev_set_name+0xc0/0x100
>     [<00000000f20cfe25>] ptp_clock_register+0x9f4/0xd30 [ptp]
>     [<000000008bb9f0de>] idt82p33_probe.cold+0x8b6/0x1561 [ptp_idt82p33]
> 
> [...]

Here is the summary with links:
  - ptp: Fix possible memory leak in ptp_clock_register()
    https://git.kernel.org/netdev/net/c/4225fea1cb28

You are awesome, thank you!
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