<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?
--
Kalle Valo
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