On Thu, Jan 9, 2014 at 1:50 PM, Tomi Valkeinen wrote:
> commit 4e7e8017a80e1 (pinctrl: pinctrl-single:
> enhance to configure multiple pins of different modules) improved
> support for pinctrl-single,bits option, but also caused a regression
> in parsing badly configured mask data.
>
> If the
On Thu, Jan 9, 2014 at 1:50 PM, Tomi Valkeinen tomi.valkei...@ti.com wrote:
commit 4e7e8017a80e1 (pinctrl: pinctrl-single:
enhance to configure multiple pins of different modules) improved
support for pinctrl-single,bits option, but also caused a regression
in parsing badly configured mask
commit 4e7e8017a80e1 (pinctrl: pinctrl-single:
enhance to configure multiple pins of different modules) improved
support for pinctrl-single,bits option, but also caused a regression
in parsing badly configured mask data.
If the masks in DT data are not quite right,
commit 4e7e8017a80e1 (pinctrl: pinctrl-single:
enhance to configure multiple pins of different modules) improved
support for pinctrl-single,bits option, but also caused a regression
in parsing badly configured mask data.
If the masks in DT data are not quite right,
* Tomi Valkeinen [131128 03:30]:
> If the masks in DT data are not quite right,
> pcs_parse_bits_in_pinctrl_entry() can end up in an infinite loop,
> trashing memory at the same time.
>
> Add a check to verify that each loop actually removes bits from the
> 'mask', so that the loop can
* Tomi Valkeinen tomi.valkei...@ti.com [131128 03:30]:
If the masks in DT data are not quite right,
pcs_parse_bits_in_pinctrl_entry() can end up in an infinite loop,
trashing memory at the same time.
Add a check to verify that each loop actually removes bits from the
'mask', so that the
If the masks in DT data are not quite right,
pcs_parse_bits_in_pinctrl_entry() can end up in an infinite loop,
trashing memory at the same time.
Add a check to verify that each loop actually removes bits from the
'mask', so that the loop can eventually end.
Signed-off-by: Tomi Valkeinen
---
If the masks in DT data are not quite right,
pcs_parse_bits_in_pinctrl_entry() can end up in an infinite loop,
trashing memory at the same time.
Add a check to verify that each loop actually removes bits from the
'mask', so that the loop can eventually end.
Signed-off-by: Tomi Valkeinen
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