From: Dmitry Osipenko <digetx@gmail.com>
To: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Peter De Schrijver <pdeschrijver@nvidia.com>,
Prashant Gaikwad <pgaikwad@nvidia.com>,
Sowjanya Komatineni <skomatineni@nvidia.com>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>
Cc: linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: [PATCH v1] clk: tegra: Fix double-free in tegra_clk_init()
Date: Tue, 10 Dec 2019 05:05:12 +0300 [thread overview]
Message-ID: <20191210020512.6088-1-digetx@gmail.com> (raw)
It's unlikely to happen in practice ever, but makes static checkers happy.
Fixes: 535f296d47de ("clk: tegra: Add suspend and resume support on Tegra210")
Reported-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
---
drivers/clk/tegra/clk.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/clk/tegra/clk.c b/drivers/clk/tegra/clk.c
index e6bd6d1ea012..f6cdce441cf7 100644
--- a/drivers/clk/tegra/clk.c
+++ b/drivers/clk/tegra/clk.c
@@ -231,8 +231,10 @@ struct clk ** __init tegra_clk_init(void __iomem *regs, int num, int banks)
periph_banks = banks;
clks = kcalloc(num, sizeof(struct clk *), GFP_KERNEL);
- if (!clks)
+ if (!clks) {
kfree(periph_clk_enb_refcnt);
+ return NULL;
+ }
clk_num = num;
--
2.24.0
next reply other threads:[~2019-12-10 2:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-10 2:05 Dmitry Osipenko [this message]
2019-12-10 12:22 ` [PATCH v1] clk: tegra: Fix double-free in tegra_clk_init() Thierry Reding
2019-12-24 8:01 ` Stephen Boyd
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