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SubjectRe: [PATCH v2] um: vector: Fix memory leak in vector_config
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On 04/01/2023 08:14, Miaoqian Lin wrote:
> kstrdup() return newly allocated copy of the string.
> Call kfree() to release the memory when uml_parse_vector_ifspec() fails.
>
> Fixes: 49da7e64f33e ("High Performance UML Vector Network Driver")
> Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
> ---
> changes in v2:
> - only call kfree() when uml_parse_vector_ifspec() fails.
> ---
> arch/um/drivers/vector_kern.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/um/drivers/vector_kern.c b/arch/um/drivers/vector_kern.c
> index ded7c47d2fbe..131b7cb29576 100644
> --- a/arch/um/drivers/vector_kern.c
> +++ b/arch/um/drivers/vector_kern.c
> @@ -767,6 +767,7 @@ static int vector_config(char *str, char **error_out)
>
> if (parsed == NULL) {
> *error_out = "vector_config failed to parse parameters";
> + kfree(params);
> return -EINVAL;
> }
>

Acked-By: Anton Ivanov <anton.ivanov@cambridgegreys.com>

--
Anton R. Ivanov
Cambridgegreys Limited. Registered in England. Company Number 10273661
https://www.cambridgegreys.com/

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