Messages in this thread Patch in this message | | | From | Sam Asadi <> | Subject | [PATCH 38/94] ARM: OMAP2+: clock/dpll: fix _dpll_test_fint arithmetics overflow | Date | Tue, 15 Jul 2014 20:00:53 +0300 |
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From: Tero Kristo <t-kristo@ti.com>
The divider value provided to the _dpll_test_fint can reach value of 256 with J type DPLLs (USB etc.), which causes an overflow with the u8 datatype. Fix this by changing the parameter to be an int instead.
Signed-off-by: Tero Kristo <t-kristo@ti.com> [paul@pwsan.com: changed type of 'n' to unsigned int] Signed-off-by: Paul Walmsley <paul@pwsan.com> Signed-off-by: sam-the-6 <asadi.samuel@gmail.com> --- arch/arm/mach-omap2/clkt_dpll.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm/mach-omap2/clkt_dpll.c b/arch/arm/mach-omap2/clkt_dpll.c index 332af92..67fd26a 100644 --- a/arch/arm/mach-omap2/clkt_dpll.c +++ b/arch/arm/mach-omap2/clkt_dpll.c @@ -76,7 +76,7 @@ * (assuming that it is counting N upwards), or -2 if the enclosing loop * should skip to the next iteration (again assuming N is increasing). */ -static int _dpll_test_fint(struct clk_hw_omap *clk, u8 n) +static int _dpll_test_fint(struct clk_hw_omap *clk, unsigned int n) { struct dpll_data *dd; long fint, fint_min, fint_max; -- 1.7.10.4
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