Re: [PATCH] sg: fix memory leak

From: vaughan
Date: Wed Sep 25 2013 - 22:03:15 EST


On 09/25/2013 10:26 PM, Vegard Nossum wrote:
> Commit e32c9e6300e3af659cbfe45e90a1e7dcd3572ada introduced a memory
> leak. Fix it.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Cc: Vaughan Cao <vaughan.cao@xxxxxxxxxx>
> Cc: Douglas Gilbert <dgilbert@xxxxxxxxxxxx>
> Signed-off-by: Vegard Nossum <vegard.nossum@xxxxxxxxxx>
> ---
> drivers/scsi/sg.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
> index 5cbc4bb..a97143f 100644
> --- a/drivers/scsi/sg.c
> +++ b/drivers/scsi/sg.c
> @@ -2060,6 +2060,7 @@ sg_add_sfp(Sg_device * sdp, int dev)
> spin_lock_irqsave(&sdp->sfd_lock, iflags);
> if (sdp->detached) {
> spin_unlock_irqrestore(&sdp->sfd_lock, iflags);
> + kfree(sfp);
> return ERR_PTR(-ENODEV);
> }
> list_add_tail(&sfp->sfd_siblings, &sdp->sfds);
You're right. It's a memory leak.

Vaughan
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