Messages in this thread | | | Date | Fri, 1 Apr 2011 13:39:27 -0700 | Subject | Re: [PATCH] arm: tegra: fix error check in tegra2_clocks.c | From | Colin Cross <> |
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On Wed, Mar 30, 2011 at 6:59 AM, Nicolas Kaiser <nikai@nikai.net> wrote: > Checking 'rate < 0' doesn't work because 'rate' is unsigned. > > Signed-off-by: Nicolas Kaiser <nikai@nikai.net> > --- > Untested. > > arch/arm/mach-tegra/tegra2_clocks.c | 9 +++++---- > 1 files changed, 5 insertions(+), 4 deletions(-) > > diff --git a/arch/arm/mach-tegra/tegra2_clocks.c b/arch/arm/mach-tegra/tegra2_clocks.c > index 6d7c4ee..4459470 100644 > --- a/arch/arm/mach-tegra/tegra2_clocks.c > +++ b/arch/arm/mach-tegra/tegra2_clocks.c > @@ -1362,14 +1362,15 @@ static int tegra_clk_shared_bus_set_rate(struct clk *c, unsigned long rate) > { > unsigned long flags; > int ret; > + long new_rate = rate; > > - rate = clk_round_rate(c->parent, rate); > - if (rate < 0) > - return rate; > + new_rate = clk_round_rate(c->parent, new_rate); > + if (new_rate < 0) > + return new_rate; > > spin_lock_irqsave(&c->parent->spinlock, flags); > > - c->u.shared_bus_user.rate = rate; > + c->u.shared_bus_user.rate = new_rate; > ret = tegra_clk_shared_bus_update(c->parent); > > spin_unlock_irqrestore(&c->parent->spinlock, flags); > -- > 1.7.3.4 >
Acked-by: Colin Cross <ccross@android.com> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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