Re: Memleak in ircomm_core

Neale Banks (neale@lowendale.com.au)
Mon, 10 Mar 2003 09:48:29 +1100 (EST)


On Mon, 10 Mar 2003, Oleg Drokin wrote:

> Hello!
>
> There seems to be a memleak on error exit path. The same patch should apply
> to 2.5 and 2.4
>
> Found with help of smatch + enhanced unfree script.
>
> Bye,
> Oleg
>
> ===== net/irda/ircomm/ircomm_core.c 1.5 vs edited =====
> --- 1.5/net/irda/ircomm/ircomm_core.c Tue Aug 6 22:23:24 2002
> +++ edited/net/irda/ircomm/ircomm_core.c Mon Mar 10 00:10:10 2003
> @@ -121,8 +121,10 @@
> } else
> ret = ircomm_open_tsap(self);
>
> - if (ret < 0)
> + if (ret < 0) {
> + kfree(self);
> return NULL;
> + }
>
> self->service_type = service_type;
> self->line = line;
> -

Must be an old one - looks like the same patch is needed in 2.2.24-rc5.

HTH,
Neale.

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