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

From: Sergei Shtylyov
Date: Tue Mar 27 2012 - 08:13:33 EST


On 27-03-2012 0:32, Alessandro Rubini wrote:

patch 9b96fba, currently in linux-next, clears interrupts using

Please also specify the summary of this commit in parens.

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@xxxxxxxxx>
Acked-by: Giancarlo Asnaghi<giancarlo.asnaghi@xxxxxx>

WBR, Sergei
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