On Mon, Jan 09, 2017 at 08:30:42PM +0200, Kalle Valo wrote:
> Larry Finger <Larry.Finger@xxxxxxxxxxxx> writes:
>
> > On 01/09/2017 08:40 AM, Kalle Valo wrote:
> >> <gregkh@xxxxxxxxxxxxxxxxxxx> writes:
> >>
> >>> The patch below does not apply to the 4.9-stable tree.
> >>> If someone wants it applied there, or to any other stable or longterm
> >>> tree, then please email the backport, including the original git commit
> >>> id to <stable@xxxxxxxxxxxxxxx>.
> >>>
> >>> thanks,
> >>>
> >>> greg k-h
> >>>
> >>> ------------------ original commit in Linus's tree ------------------
> >>>
> >>> From 22b68b93ae2506bd56ee3bf232a51bc8ab955b56 Mon Sep 17 00:00:00 2001
> >>> From: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
> >>> Date: Mon, 19 Dec 2016 20:38:12 -0600
> >>> Subject: [PATCH] rtlwifi: Fix kernel oops introduced with commit e49656147359
> >>>
> >>> 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: e49656147359 ("rtlwifi: Use dev_kfree_skb_irq instead of kfree_skb")
> >>> Signed-off-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
> >>> Cc: Stable <stable@xxxxxxxxxxxxxxx> # 4.9+
> >>> Cc: Wei Yongjun <weiyongjun1@xxxxxxxxxx>
> >>> Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
> >>
> >> Larry, are you planning to port this to 4.9?
> >
> > No. Apparently I got confused again and my use of the Cc to stable was
> > incorrect. Commit 49656147359 was not applied until the 4.10 merge.
> > The source of the confusion is related to when the various commits
> > appear in the git log for mainline. The code, however, has the final
> > word. :)
>
> Ah, ok. I'm actually having similar problems and planning to come up
> with a some sort of web page which would show what was the first Linux
> release to contain the commit. (git-describe doesn't tell that and AFAIK
> there is no other git command to show it.) If only I had more free time :)
git describe --contains
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