Re: [PATCHv4 09/12] tools: Fix memory leak

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Hi Andrei,

On Tue, Jul 29, 2014, Andrei Emeltchenko wrote:
> lmpver and hciver are allocated through malloc and need to be freed.
> ---
>  tools/parser/hci.c | 19 ++++++++++++++++---
>  1 file changed, 16 insertions(+), 3 deletions(-)

I've applied all 8 patches before this one.

> diff --git a/tools/parser/hci.c b/tools/parser/hci.c
> index 351f843..1a639af 100644
> --- a/tools/parser/hci.c
> +++ b/tools/parser/hci.c
> @@ -2445,17 +2445,25 @@ static inline void read_local_version_dump(int level, struct frame *frm)
>  		p_indent(level, frm);
>  		printf("Error: %s\n", status2str(rp->status));
>  	} else {
> +		char *lmpver = lmp_vertostr(rp->lmp_ver);
> +		char *hciver = hci_vertostr(rp->hci_ver);
> +
>  		p_indent(level, frm);
>  		printf("HCI Version: %s (0x%x) HCI Revision: 0x%x\n",
> -					hci_vertostr(rp->hci_ver),
> +					hciver ? hciver : "n/a",
>  					rp->hci_ver, btohs(rp->hci_rev));
>  		p_indent(level, frm);
>  		printf("LMP Version: %s (0x%x) LMP Subversion: 0x%x\n",
> -					lmp_vertostr(rp->lmp_ver),
> +					lmpver ? lmpver : "n/a",
>  					rp->lmp_ver, btohs(rp->lmp_subver));
>  		p_indent(level, frm);
>  		printf("Manufacturer: %s (%d)\n",
>  				bt_compidtostr(manufacturer), manufacturer);
> +
> +		if (lmpver)
> +			bt_free(lmpver);
> +		if (hciver)
> +			bt_free(hciver);

These trace back to using malloc (in hci_uint2str) so I suppose free is
more appropriate than bt_free (which should be used for bt_malloc).

Johan
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