fbdev: improve fb_mmap bounds checks
authorTomi Valkeinen <tomi.valkeinen@ti.com>
Thu, 18 Apr 2013 05:39:47 +0000 (08:39 +0300)
committerTomi Valkeinen <tomi.valkeinen@ti.com>
Fri, 26 Apr 2013 05:28:56 +0000 (08:28 +0300)
Improve fb_mmap bounds checks in gbefb, smscufx, udlfb and vfb drivers to
prevent possible uint overflows.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: Steve Glendinning <steve.glendinning@smsc.com>
Cc: Bernie Thompson <bernie@plugable.com>

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