lkml.org 
[lkml]   [2016]   [Dec]   [20]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] rtlwifi: Fix kernel oops introduced with commit e49656147359
From
Date
On 12/20/2016 05:21 AM, Kalle Valo wrote:
> Larry Finger <Larry.Finger@lwfinger.net> writes:
>
>> With commit e49656147359 {"rtlwifi: Use dev_kfree_skb_irq instead of
>> kfree_skb"), the method used to free an skb was changed because the
>> kfree_skb() was inside a spinlock. What was forgotten is that kfree_skb()
>> guards against a NULL value for the argument. Routine dev_kfree_skb_irq()
>> does not, and a test is needed to prevent kernel panics.
>>
>> Fixes: commit e49656147359 {"rtlwifi: Use dev_kfree_skb_irq instead of kfree_skb")
>
> This should be:
>
> Fixes: e49656147359 ("rtlwifi: Use dev_kfree_skb_irq instead of kfree_skb")
>
>> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
>> Cc: Stable <stable@vger.kernel.org> (4.9+)
>
> And this:
>
> Cc: Stable <stable@vger.kernel.org> # 4.9+
>
> I can fix both of them.
>
>> Cc: Wei Yongjun <weiyongjun1@huawei.com>
>> ---
>> Kalle,
>>
>> This change should be sent to mainline during the 4.10 merge period,
>> or as soon as possible.
>
> Ok, I'll queue this to 4.10. Most likely I'll send a pull request to
> Dave later this week or so.

Thanks for the suggested changes, and for the quick action.

Larry


\
 
 \ /
  Last update: 2016-12-20 16:26    [W:0.101 / U:0.440 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site