The branch main has been updated by hselasky:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=e4d178d093281419c5ad9dea1c497bceb54d0018

commit e4d178d093281419c5ad9dea1c497bceb54d0018
Author:     Hans Petter Selasky <[email protected]>
AuthorDate: 2022-06-13 14:46:47 +0000
Commit:     Hans Petter Selasky <[email protected]>
CommitDate: 2022-06-13 15:00:16 +0000

    mlx5ib: Fix memory leak in clean_mr() error path
    
    In the clean_mr() error path the 'mr' should be freed.
    
    Linux commit:
    5942d8ae411775b76e5e1ab0cce57b0666516f2d
    
    PR:             264653
    MFC after:      1 week
    Sponsored by:   NVIDIA Networking
---
 sys/dev/mlx5/mlx5_ib/mlx5_ib_mr.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/sys/dev/mlx5/mlx5_ib/mlx5_ib_mr.c 
b/sys/dev/mlx5/mlx5_ib/mlx5_ib_mr.c
index d89050c57e10..5fe7e4e7742a 100644
--- a/sys/dev/mlx5/mlx5_ib/mlx5_ib_mr.c
+++ b/sys/dev/mlx5/mlx5_ib/mlx5_ib_mr.c
@@ -1285,10 +1285,13 @@ static int clean_mr(struct mlx5_ib_mr *mr)
        mlx5_free_priv_descs(mr);
 
        if (!umred) {
+               u32 key = mr->mmkey.key;
+
                err = destroy_mkey(dev, mr);
+               kfree(mr);
                if (err) {
                        mlx5_ib_warn(dev, "failed to destroy mkey 0x%x (%d)\n",
-                                    mr->mmkey.key, err);
+                                    key, err);
                        return err;
                }
        } else {
@@ -1300,9 +1303,6 @@ static int clean_mr(struct mlx5_ib_mr *mr)
                free_cached_mr(dev, mr);
        }
 
-       if (!umred)
-               kfree(mr);
-
        return 0;
 }
 

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