Andreas Cadhalpun 63c9b30f98 qtpalette: make the color_* variables unsigned again ...

This fixes segmentation faults due to out of bounds writes, when
color_start is interpreted as negative number.

This regression was introduced in commit 57631f.

Reviewed-by: Mats Peterson <matsp888@yahoo.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

2016-01-11 23:14:52 +01:00

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