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Date: Tue, 5 Jun 2018 15:12:32 +0300
From: Dmitry Osipenko <digetx@...il.com>
To: Peter De Schrijver <pdeschrijver@...dia.com>,
Prashant Gaikwad <pgaikwad@...dia.com>,
Mikko Perttunen <cyndis@...si.fi>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>
Cc: linux-tegra@...r.kernel.org, linux-clk@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH v1] clk: tegra: emc: Avoid out-of-bounds bug
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@...il.com>
---
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
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