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SubjectRe: [PATCH -next] RDMA/rtrs: fix potential resources leaks
Hi, Bo,
On Fri, Jun 19, 2020 at 3:10 PM Bo YU <tsu.yubo@gmail.com> wrote:
>
> Dev is returned from allocation function kzalloc but it does not
> free it in out_err path.
If allocation failed, kzalloc return NULL, nothing to free.
>
> Detected by CoverityScan, CID# 1464569: (Resource leak)
>
> Fixes: c0894b3ea69d3("RDMA/rtrs: core: lib functions shared between client and server modules")
> Signed-off-by: Bo YU <tsu.yubo@gmail.com>
> ---
> drivers/infiniband/ulp/rtrs/rtrs.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/infiniband/ulp/rtrs/rtrs.c b/drivers/infiniband/ulp/rtrs/rtrs.c
> index ff1093d6e4bc..03bdab92fa49 100644
> --- a/drivers/infiniband/ulp/rtrs/rtrs.c
> +++ b/drivers/infiniband/ulp/rtrs/rtrs.c
> @@ -607,6 +607,7 @@ rtrs_ib_dev_find_or_add(struct ib_device *ib_dev,
> else
> kfree(dev);
> out_err:
> + kfree(dev);
> return NULL;
> }
> EXPORT_SYMBOL(rtrs_ib_dev_find_or_add);
> --
> 2.11.0
>

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