Re: [iw_cxgb4 linux-4.14.y] iw_cxgb4: only allow 1 flush on user qps

On 9/26/2018 3:20 PM, Greg KH wrote:

On Mon, Sep 24, 2018 at 10:38:52AM -0700, Steve Wise wrote:

...

commit 308aa2b8f7b7db3332a7d41099fd37851fb793b2 upstream

Once the qp has been flushed, it cannot be flushed again. The user qp flush logic wasn't enforcing it however. The bug can cause touch-after-free crashes like:

I've applied the 4.14 and 4.18 patch.

What about 4.9.y?

huh. Guess I missed that. :( I'll send it out soon. Sorry!

Steve.