Re: [PATCH] amba-pl011: fix panic introduced by "clear pending interrupts"

Linus Walleij
2012-03-27T07:07:25Z

On Mon, Mar 26, 2012 at 10:32 PM, Alessandro Rubini <rubini@gnudd.com> wrote:

> patch 9b96fba, currently in linux-next, clears interrupts using
> uap->port.membase that has not been assigned.  My x86 system,
> that uses a pci-to-amba bridge, panics with a message like:
>
>   BUG: unable to handle kernel NULL pointer dereference at 00000038
>   IP: [<c12c85ed>] pl011_probe+0x119/0x303
>
> Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
> Acked-by: Giancarlo Asnaghi <giancarlo.asnaghi@st.com>

Yep I know, already sent the remedy, just waiting for Greg to pick it up:
http://marc.info/?l=linux-serial&m=133235774423240&w=2

But thanks for the quick attention :-)

Yours,
Linus Walleij