Re: [PATCH] 2.6.6 memory allocation checks incs46xx_dsp_proc_register_scb_desc()

From: Yury Umanets
Date: Sun Jun 06 2004 - 12:42:29 EST


On Sun, 2004-06-06 at 20:20, Randy.Dunlap wrote:
> On Sun, 06 Jun 2004 19:06:42 +0300 Yury Umanets wrote:
>
> | Adds memory allocation checks in cs46xx_dsp_proc_register_scb_desc()
> |
> | ./linux-2.6.6-modified/sound/pci/cs46xx/dsp_spos_scb_lib.c | 3 +++
> | 1 files changed, 3 insertions(+)
> |
> | diff -rupN ./linux-2.6.6/sound/pci/cs46xx/dsp_spos_scb_lib.c
> | ./linux-2.6.6-modified/sound/pci/cs46xx/dsp_spos_scb_lib.c
> | --- ./linux-2.6.6/sound/pci/cs46xx/dsp_spos_scb_lib.c Mon May 10
> | 05:33:20 2004
> | +++ ./linux-2.6.6-modified/sound/pci/cs46xx/dsp_spos_scb_lib.c Wed Jun
> | 2 14:57:41 2004
> | @@ -246,6 +246,9 @@ void cs46xx_dsp_proc_register_scb_desc (
> | if ((entry = snd_info_create_card_entry(ins->snd_card, scb->scb_name,
> | ins->proc_dsp_dir)) != NULL) {
> | scb_info = kmalloc(sizeof(proc_scb_info_t), GFP_KERNEL);
> | + if (!scb_info)
> | + return;
> | +
> | scb_info->chip = chip;
> | scb_info->scb_desc = scb;
> |
>
> This seems to be missing some other cleanup on the failure path,
> like it does below in the same function:
>
> snd_info_free_entry(entry);
oops, you're right. Thanks Randy. Will fix that.

>
> --
> ~Randy
> -
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--
umka

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