linux-kernel - Re: [PATCH] infiniband: hfi1: fix a memory leak bug

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Message-ID: <20190819115921.GE4459@mtr-leonro.mtl.com>
Date:   Mon, 19 Aug 2019 14:59:21 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Wenwen Wang <wenwen@...uga.edu>
Cc:     Mike Marciniszyn <mike.marciniszyn@...el.com>,
        Dennis Dalessandro <dennis.dalessandro@...el.com>,
        Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...pe.ca>,
        "open list:HFI1 DRIVER" <linux-rdma@...r.kernel.org>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] infiniband: hfi1: fix a memory leak bug

On Sun, Aug 18, 2019 at 02:29:31PM -0500, Wenwen Wang wrote:
> In fault_opcodes_read(), 'data' is not deallocated if debugfs_file_get()
> fails, leading to a memory leak. To fix this bug, introduce the 'free_data'
> label to free 'data' before returning the error.
>
> Signed-off-by: Wenwen Wang <wenwen@...uga.edu>
> ---
>  drivers/infiniband/hw/hfi1/fault.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>

Thanks,
Reviewed-by: Leon Romanovsky <leonro@...lanox.com>