Acked-By: Devesh Sharma <devesh.sha...@avagotech.com>
On Fri, Jun 5, 2015 at 8:17 PM, Colin King <colin.k...@canonical.com> wrote:
> From: Colin Ian King <colin.k...@canonical.com>
>
> A reorganisation of the PD allocation and deallocation in commit
> 9ba1377daa ("RDMA/ocrdma: Move PD resource management to driver.")
> introduced a double free on pd, as detected by static analysis by
> smatch:
>
> drivers/infiniband/hw/ocrdma/ocrdma_verbs.c:682 ocrdma_alloc_pd()
> error: double free of 'pd'^
>
> The original call to ocrdma_mbx_dealloc_pd() (which does not kfree
> pd) was replaced with a call to _ocrdma_dealloc_pd() (which does
> kfree pd). The kfree following this call causes the double free,
> so just remove it to fix the problem.
>
> Fixes: 9ba1377daa ("RDMA/ocrdma: Move PD resource management to driver.")
> Signed-off-by: Colin Ian King <colin.k...@canonical.com>
> ---
> drivers/infiniband/hw/ocrdma/ocrdma_verbs.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> index 9dcb660..219f212 100644
> --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c
> @@ -679,7 +679,6 @@ err:
> ocrdma_release_ucontext_pd(uctx);
> } else {
> status = _ocrdma_dealloc_pd(dev, pd);
> - kfree(pd);
> }
> exit:
> return ERR_PTR(status);
> --
> 2.1.4
>
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