git: 527762b2f776 - main - mlx4: Fix a memory leak bug.

From: Hans Petter Selasky <hselasky_at_FreeBSD.org>
Date: Thu, 19 May 2022 08:26:32 UTC
The branch main has been updated by hselasky:

URL: https://cgit.FreeBSD.org/src/commit/?id=527762b2f776381569bd662ce236d2845234c0a7

commit 527762b2f776381569bd662ce236d2845234c0a7
Author:     Hans Petter Selasky <hselasky@FreeBSD.org>
AuthorDate: 2022-05-19 08:10:48 +0000
Commit:     Hans Petter Selasky <hselasky@FreeBSD.org>
CommitDate: 2022-05-19 08:13:06 +0000

    mlx4: Fix a memory leak bug.
    
    In function mlx4_opreq_action(), pointer "mailbox" is not released,
    when mlx4_cmd_box() return and error, causing a memory leak bug.
    Fix this issue by going to "out" label, mlx4_free_cmd_mailbox() can
    free this pointer.
    
    Linux commit:
    febfd9d3c7f74063e8e630b15413ca91b567f963
    
    PR:             264056
    MFC after:      1 week
    Sponsored by:   NVIDIA Networking
---
 sys/dev/mlx4/mlx4_core/mlx4_fw.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/mlx4/mlx4_core/mlx4_fw.c b/sys/dev/mlx4/mlx4_core/mlx4_fw.c
index 68aa7e76c79d..de83a3bf5a76 100644
--- a/sys/dev/mlx4/mlx4_core/mlx4_fw.c
+++ b/sys/dev/mlx4/mlx4_core/mlx4_fw.c
@@ -2702,7 +2702,7 @@ void mlx4_opreq_action(struct work_struct *work)
 		if (err) {
 			mlx4_err(dev, "Failed to retrieve required operation: %d\n",
 				 err);
-			return;
+			goto out;
 		}
 		MLX4_GET(modifier, outbox, GET_OP_REQ_MODIFIER_OFFSET);
 		MLX4_GET(token, outbox, GET_OP_REQ_TOKEN_OFFSET);