[dpdk-stable] [PATCH] net/mlx4: fix minor resource leak during init

[Yongseok Koh]

> On Aug 15, 2018, at 10:04 AM, Mordechay Haimovsky <motih at mellanox.com> wrote:
> 
> From: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
> 
> Temporary IB device context and list are not freed in case of a successful
> initialization of the device.
> 
> This issue is caused by the two following commits, the first of which
> causes initialization to return early, while the second one goes a bit
> overboard while switching to negative errno values; an internal variable
> (err) is needed to tell success from failure at the end of the function
> since rte_errno is not reliable enough.
> 
> Fixes: f2318196c71a ("net/mlx4: remove limitation on number of instances")
> Fixes: 9d14b27308a0 ("net/mlx4: standardize on negative errno values")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Adrien Mazarguil <adrien.mazarguil at 6wind.com>
> Signed-off-by: Moti Haimovsky <motih at mellanox.com>
> ---

Applied to stable/17.11

Thanks,
Yongseok