From: Leon Romanovsky Date: Thu, 11 Jun 2026 10:20:15 +0000 (+0300) Subject: RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=449ae7927152e46acbe5f19f97eafdae6d3a96b1;p=thirdparty%2Fkernel%2Fstable.git RDMA/mlx5: Release the HW‑provided UAR index rather than the SW one Free the UAR index returned by the hardware. Fixes: 4ed131d0bb15 ("IB/mlx5: Expose dynamic mmap allocation") Link: https://patch.msgid.link/r/20260611-fix-uar-release-v1-1-f5464d845dbf@nvidia.com Signed-off-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe --- diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 38b2481aaae1..02809114fc79 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -2683,7 +2683,7 @@ err: if (!dyn_uar) return err; - mlx5_cmd_uar_dealloc(dev->mdev, idx, context->devx_uid); + mlx5_cmd_uar_dealloc(dev->mdev, uar_index, context->devx_uid); free_bfreg: mlx5_ib_free_bfreg(dev, bfregi, bfreg_dyn_idx);