[PATCH v1] clk: tegra: emc: Avoid out-of-bounds bug

From: Dmitry Osipenko
Date: Tue Jun 05 2018 - 08:13:45 EST


Apparently there was an attempt to avoid out-of-bounds accesses when there
is only one memory timing available, but there is a typo in the code that
neglects that attempt.

Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx>
---
drivers/clk/tegra/clk-emc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clk/tegra/clk-emc.c b/drivers/clk/tegra/clk-emc.c
index 5234acd30e89..0621a3a82ea6 100644
--- a/drivers/clk/tegra/clk-emc.c
+++ b/drivers/clk/tegra/clk-emc.c
@@ -132,7 +132,7 @@ static int emc_determine_rate(struct clk_hw *hw, struct clk_rate_request *req)
timing = tegra->timings + i;

if (timing->rate > req->max_rate) {
- i = min(i, 1);
+ i = max(i, 1);
req->rate = tegra->timings[i - 1].rate;
return 0;
}
--
2.17.0