[PATCH] crypto: amlogic - Add check for devm_kcalloc
Neil Armstrong
neil.armstrong at linaro.org
Mon Nov 21 23:42:40 PST 2022
On 22/11/2022 07:22, Jiasheng Jiang wrote:
> As the devm_kcalloc may return NULL pointer,
> it should be better to add check for the return
> value, as same as the others.
>
> Fixes: 48fe583fe541 ("crypto: amlogic - Add crypto accelerator for amlogic GXL")
> Signed-off-by: Jiasheng Jiang <jiasheng at iscas.ac.cn>
> ---
> drivers/crypto/amlogic/amlogic-gxl-core.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/crypto/amlogic/amlogic-gxl-core.c b/drivers/crypto/amlogic/amlogic-gxl-core.c
> index 6e7ae896717c..b243d6382664 100644
> --- a/drivers/crypto/amlogic/amlogic-gxl-core.c
> +++ b/drivers/crypto/amlogic/amlogic-gxl-core.c
> @@ -238,6 +238,9 @@ static int meson_crypto_probe(struct platform_device *pdev)
> }
>
> mc->irqs = devm_kcalloc(mc->dev, MAXFLOW, sizeof(int), GFP_KERNEL);
> + if (!mc->irqs)
> + return -ENOMEM;
> +
> for (i = 0; i < MAXFLOW; i++) {
> mc->irqs[i] = platform_get_irq(pdev, i);
> if (mc->irqs[i] < 0)
Reviewed-by: Neil Armstrong <neil.armstrong at linaro.org>
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