Re: [PATCH v2] net/mlx4_en: fix a memory leak bug

From: Jakub Kicinski
Date: Tue Aug 13 2019 - 22:46:39 EST


On Mon, 12 Aug 2019 14:11:35 -0500, Wenwen Wang wrote:
> In mlx4_en_config_rss_steer(), 'rss_map->indir_qp' is allocated through
> kzalloc(). After that, mlx4_qp_alloc() is invoked to configure RSS
> indirection. However, if mlx4_qp_alloc() fails, the allocated
> 'rss_map->indir_qp' is not deallocated, leading to a memory leak bug.
>
> To fix the above issue, add the 'qp_alloc_err' label to free
> 'rss_map->indir_qp'.
>
> Fixes: 4931c6ef04b4 ("net/mlx4_en: Optimized single ring steering")
> Signed-off-by: Wenwen Wang <wenwen@xxxxxxxxxx>

Applied, thanks.