linux-kernel - Re: [PATCH v2] rtc: class: check return value when calling dev_set

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Date:   Fri, 15 Oct 2021 21:12:22 +0200
From:   Alexandre Belloni <alexandre.belloni@...tlin.com>
To:     Yang Yingliang <yangyingliang@...wei.com>,
        linux-kernel@...r.kernel.org, linux-rtc@...r.kernel.org
Cc:     Alexandre Belloni <alexandre.belloni@...tlin.com>,
        a.zummo@...ertech.it
Subject: Re: [PATCH v2] rtc: class: check return value when calling dev_set_name()

On Tue, 12 Oct 2021 12:16:29 +0800, Yang Yingliang wrote:
> I got a null-ptr-deref report when doing fault injection test:
> 
> BUG: kernel NULL pointer dereference, address: 0000000000000000
> RIP: 0010:strcmp+0xc/0x20
> Call Trace:
>  __devm_rtc_register_device.cold.7+0x16a/0x2df
>  rv3029_probe+0x4b1/0x770 [rtc_rv3029c2]
>  rv3029_i2c_probe+0x141/0x180 [rtc_rv3029c2]
>  i2c_device_probe+0xa07/0xbb0
>  really_probe+0x285/0xc30
> 
> [...]

Applied, thanks!

[1/1] rtc: class: check return value when calling dev_set_name()
      commit: 24d23181e43d72ca692a479e70dfe5b0b5dd33f1

Best regards,
-- 
Alexandre Belloni <alexandre.belloni@...tlin.com>