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(parent: 4f456c8) | patch
staging: comedi: cb_pcidas64: fix possible integer overflow
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Fri, 20 Feb 2015 19:52:27 +0000 (12:52 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 2 Mar 2015 02:47:39 +0000 (18:47 -0800)
commit1f5fc964866dabec6db6e7eaf8865838b1436a8e
treee9f6d7b170b64e91596fd9863ddc691b5d5ef10etree | snapshot
parent4f456c8034ad993eb6908b8a53216bca7afe9f1fcommit | diff
staging: comedi: cb_pcidas64: fix possible integer overflow

The {min,max}_scan_divisor values could overflow due to the
unsigned int * insigned int calculation. Change the type of the
local variable 'convert_divisor' to unsigned long long to avoid
the possible overflow.

Reported-by: coverity (CID 200653)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/drivers/cb_pcidas64.c diff | blob | history
Domain: System / Kernel;