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由 Boris Brezillon 提交于
The calculated ideal rate can easily overflow an unsigned long, thus making the best div selection buggy as soon as no ideal match is found before the overflow occurs. Fixes: 4731a72d ("drm/sun4i: request exact rates to our parents") Cc: <stable@vger.kernel.org> Signed-off-by: NBoris Brezillon <boris.brezillon@bootlin.com> Acked-by: NMaxime Ripard <maxime.ripard@bootlin.com> Signed-off-by: NMaxime Ripard <maxime.ripard@bootlin.com> Link: https://patchwork.freedesktop.org/patch/msgid/20181018100250.12565-1-boris.brezillon@bootlin.com
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