Input: alps - add sanity checks for non DualPoint devices

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Make sure that driver does not process bogus packets as trackstick data
when there is no trackstick present and emit warnings in dmesg so potential
issues with trackstick handling will be visible for debugging.

Signed-off-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

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Pali Rohár 2015-01-09 12:48:58 -08:00 • committed by Dmitry Torokhov

parent dfba860002

commit 34412ba282

1 changed files with 20 additions and 2 deletions

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drivers/input/mouse/alps.c

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