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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-01-14 13:54:55 -0800
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2019-01-14 15:34:24 -0800
commitd77651a227f8920dd7ec179b84e400cce844eeb3 (patch)
tree64216b5699248263656b7d53b35174efef742876 /include/uapi/linux
parent3eb66e91a25497065c5322b1268cbc3953642227 (diff)
downloadlinux-stericsson-d77651a227f8920dd7ec179b84e400cce844eeb3.tar.gz
Input: uinput - fix undefined behavior in uinput_validate_absinfo()
An integer overflow may arise in uinput_validate_absinfo() if "max - min" can't be represented by an "int". We should check for overflow before trying to use the result. Reported-by: Kyungtae Kim <kt0755@gmail.com> Reviewed-by: Peter Hutterer <peter.hutterer@who-t.net> Cc: stable@vger.kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'include/uapi/linux')
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