Sorry for forgetting to add a subject.
I will resend the v2 patch.
On 2020/7/29 9:52, Zhiqiang Liu wrote:
>
> In disassemble_status func, for dealing with selector args,
> word is allocated by get_word func. However, word is not freed.
> Then a memory leak occurs.
>
> Here, we call FREE(word) to free word.
>
> Fixes: 35ad40b4 ('leastpending IO loadbalancing is not displayed properly')
> Signed-off-by: Zhiqiang Liu <liuzhiqiang26@xxxxxxxxxx>
> Signed-off-by: lixiaokeng <lixiaokeng@xxxxxxxxxx>
> Reviewed-by: Benjamin Marzinski <bmarzins@xxxxxxxxxx>
> ---
> libmultipath/dmparser.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/libmultipath/dmparser.c b/libmultipath/dmparser.c
> index 3dc77242..33f47405 100644
> --- a/libmultipath/dmparser.c
> +++ b/libmultipath/dmparser.c
> @@ -580,10 +580,15 @@ int disassemble_status(char *params, struct multipath *mpp)
> if (!strncmp(mpp->selector,
> "least-pending", 13)) {
> p += get_word(p, &word);
> +
> + if (!word)
> + return 1;
> +
> if (sscanf(word,"%d:*d",
> &def_minio) == 1 &&
> def_minio != mpp->minio)
> mpp->minio = def_minio;
> + FREE(word);
> } else
> p += get_word(p, NULL);
> }
>
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