netdev - [PATCH] net: stmmac: tegra: Properly allocate clock bulk data

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Message-ID: <20230726163200.2138394-1-thierry.reding@gmail.com>
Date: Wed, 26 Jul 2023 18:32:00 +0200
From: Thierry Reding <thierry.reding@...il.com>
To: Giuseppe Cavallaro <peppe.cavallaro@...com>,
	Alexandre Torgue <alexandre.torgue@...s.st.com>,
	Jose Abreu <joabreu@...opsys.com>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>
Cc: Jon Hunter <jonathanh@...dia.com>,
	netdev@...r.kernel.org,
	linux-tegra@...r.kernel.org
Subject: [PATCH] net: stmmac: tegra: Properly allocate clock bulk data

From: Thierry Reding <treding@...dia.com>

The clock data is an array of struct clk_bulk_data, so make sure to
allocate enough memory.

Fixes: d8ca113724e7 ("net: stmmac: tegra: Add MGBE support")
Signed-off-by: Thierry Reding <treding@...dia.com>
---
 drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
index 99e2e5a5cd60..78a492b91bc6 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c
@@ -234,7 +234,8 @@ static int tegra_mgbe_probe(struct platform_device *pdev)
 	res.addr = mgbe->regs;
 	res.irq = irq;
 
-	mgbe->clks = devm_kzalloc(&pdev->dev, sizeof(*mgbe->clks), GFP_KERNEL);
+	mgbe->clks = devm_kcalloc(&pdev->dev, ARRAY_SIZE(mgbe_clks),
+				  sizeof(*mgbe->clks), GFP_KERNEL);
 	if (!mgbe->clks)
 		return -ENOMEM;
 
-- 
2.41.0