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* [PATCH v2] crypto: caam - switch to use devm_kmemdup_array()
@ 2025-07-23  2:50 zhang.enpei
  2025-07-25  8:01 ` Horia Geanta
  2025-08-16  9:21 ` Herbert Xu
  0 siblings, 2 replies; 5+ messages in thread
From: zhang.enpei @ 2025-07-23  2:50 UTC (permalink / raw)
  To: horia.geanta
  Cc: pankaj.gupta, gaurav.jain, herbert, davem, linux-crypto,
	linux-kernel, christophe.jaillet

From: Zhang Enpei <zhang.enpei@zte.com.cn>

Use devm_kmemdup_array() to avoid multiplication or possible overflows.

Signed-off-by: Zhang Enpei <zhang.enpei@zte.com.cn>
---
 drivers/crypto/caam/ctrl.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/crypto/caam/ctrl.c b/drivers/crypto/caam/ctrl.c
index ce7b99019537..2250dce9c344 100644
--- a/drivers/crypto/caam/ctrl.c
+++ b/drivers/crypto/caam/ctrl.c
@@ -592,9 +592,9 @@ static int init_clocks(struct device *dev, const struct caam_imx_data *data)
        int ret;

        ctrlpriv->num_clks = data->num_clks;
-       ctrlpriv->clks = devm_kmemdup(dev, data->clks,
-                                     data->num_clks * sizeof(data->clks[0]),
-                                     GFP_KERNEL);
+       ctrlpriv->clks = devm_kmemdup_array(dev, data->clks,
+                                           data->num_clks, sizeof(*data->clks),
+                                           GFP_KERNEL);
        if (!ctrlpriv->clks)
                return -ENOMEM;

-- 
2.25.1

^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2025-08-21 12:06 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2025-07-23  2:50 [PATCH v2] crypto: caam - switch to use devm_kmemdup_array() zhang.enpei
2025-07-25  8:01 ` Horia Geanta
2025-08-21 11:30   ` zhang.enpei
2025-08-21 12:06     ` Horia Geanta
2025-08-16  9:21 ` Herbert Xu

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