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tegra/clk-divider: fix wrong do_div() usage 

do_div() is meant to be used with an unsigned dividend.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
steinar/wifi_calib_4_9_kernel
Nicolas Pitre 2015-11-03 21:49:15 -05:00
parent 4471f9a4db
commit 3ed9c82437
1 changed files with 2 additions and 2 deletions
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4
drivers/clk/tegra/clk-divider.c
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@ -32,7 +32,7 @@
static int get_div(struct tegra_clk_frac_div *divider, unsigned long rate,
unsigned long parent_rate)
{
s64 divider_ux1 = parent_rate;
u64 divider_ux1 = parent_rate;
u8 flags = divider->flags;
int mul;
@ -54,7 +54,7 @@ static int get_div(struct tegra_clk_frac_div *divider, unsigned long rate,
divider_ux1 -= mul;
if (divider_ux1 < 0)
if ((s64)divider_ux1 < 0)
return 0;
if (divider_ux1 > get_max_div(divider))