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Message-ID: <20160912045207.GC8812@leon.nu>
Date: Mon, 12 Sep 2016 07:52:07 +0300
From: Leon Romanovsky <leon@...nel.org>
To: Colin King <colin.king@...onical.com>
Cc: Dennis Dalessandro <dennis.dalessandro@...el.com>,
Doug Ledford <dledford@...hat.com>,
Sean Hefty <sean.hefty@...el.com>,
Hal Rosenstock <hal.rosenstock@...il.com>,
linux-rdma@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] IB/rdmavt: free the userspace memory region with kfree
instead of vfree
On Fri, Sep 09, 2016 at 08:15:37AM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@...onical.com>
>
> The userspace memory region 'mr' is allocated with kzalloc in
> __rvt_alloc_mr however it is incorrectly being freed with vfree in
> __rvt_free_mr. Fix this by using kfree to free it.
>
> Signed-off-by: Colin Ian King <colin.king@...onical.com>
Thanks,
Reviewed-by: Leon Romanovsky <leonro@...lanox.com>
> ---
> drivers/infiniband/sw/rdmavt/mr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c
> index 80c4b6b..46b6497 100644
> --- a/drivers/infiniband/sw/rdmavt/mr.c
> +++ b/drivers/infiniband/sw/rdmavt/mr.c
> @@ -294,7 +294,7 @@ static void __rvt_free_mr(struct rvt_mr *mr)
> {
> rvt_deinit_mregion(&mr->mr);
> rvt_free_lkey(&mr->mr);
> - vfree(mr);
> + kfree(mr);
> }
>
> /**
> --
> 2.9.3
>
> --
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