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authorFedor Pchelkin <pchelkin@ispras.ru>2025-04-26 15:54:28 +0300
committerStephen Boyd <sboyd@kernel.org>2025-09-21 13:09:12 -0700
commit49ef6491106209c595476fc122c3922dfd03253f (patch)
treee7fa889e44022cb90ddd1b09ee5491725e38b78e
parent41bba99777be40924d99af117e8c220652c20ab6 (diff)
clk: tegra: do not overallocate memory for bpmp clocks
struct tegra_bpmp::clocks is a pointer to a dynamically allocated array of pointers to 'struct tegra_bpmp_clk'. But the size of the allocated area is calculated like it is an array containing actual 'struct tegra_bpmp_clk' objects - it's not true, there are just pointers. Found by Linux Verification Center (linuxtesting.org) with Svace static analysis tool. Fixes: 2db12b15c6f3 ("clk: tegra: Register clocks from root to leaf") Signed-off-by: Fedor Pchelkin <pchelkin@ispras.ru> Signed-off-by: Stephen Boyd <sboyd@kernel.org>
-rw-r--r--drivers/clk/tegra/clk-bpmp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/clk/tegra/clk-bpmp.c b/drivers/clk/tegra/clk-bpmp.c
index b2323cb8eddc..77a2586dbe00 100644
--- a/drivers/clk/tegra/clk-bpmp.c
+++ b/drivers/clk/tegra/clk-bpmp.c
@@ -635,7 +635,7 @@ static int tegra_bpmp_register_clocks(struct tegra_bpmp *bpmp,
bpmp->num_clocks = count;
- bpmp->clocks = devm_kcalloc(bpmp->dev, count, sizeof(struct tegra_bpmp_clk), GFP_KERNEL);
+ bpmp->clocks = devm_kcalloc(bpmp->dev, count, sizeof(*bpmp->clocks), GFP_KERNEL);
if (!bpmp->clocks)
return -ENOMEM;