Messages in this thread | | | From | Fabio Estevam <> | Date | Thu, 19 Aug 2021 17:15:38 -0300 | Subject | Re: [PATCH] usb: dwc3: imx8mp: request irq after initializing dwc3 |
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Hi Nadezda,
On Thu, Aug 19, 2021 at 12:48 PM Nadezda Lutovinova <lutovinova@ispras.ru> wrote: > > If IRQ occurs between calling devm_request_threaded_irq() and > initializing dwc3_imx->dwc3, then null pointer dereference occurs > since dwc3_imx->dwc3 is used in dwc3_imx8mp_interrupt(). > > The patch puts registration of the interrupt handler after > initializing of neccesery data.
"necessary"
> Found by Linux Driver Verification project (linuxtesting.org). > > Signed-off-by: Nadezda Lutovinova <lutovinova@ispras.ru>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
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