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* [PATCH] net/mlx5: prevent memory leak in mlx5_fpga_conn_create_cq
@ 2019-09-25  3:20 Navid Emamdoost
  2019-09-27  8:33 ` David Miller
  0 siblings, 1 reply; 3+ messages in thread
From: Navid Emamdoost @ 2019-09-25  3:20 UTC (permalink / raw)
  Cc: emamd001, smccaman, kjlu, Navid Emamdoost, Boris Pismenny,
	Saeed Mahameed, Leon Romanovsky, David S. Miller, Yishai Hadas,
	Maxim Mikityanskiy, Eran Ben Elisha, Tariq Toukan, Bodong Wang,
	netdev, linux-rdma, linux-kernel

In mlx5_fpga_conn_create_cq if mlx5_vector2eqn fails the allocated
memory should be released.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
index 4c50efe4e7f1..61021133029e 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.c
@@ -464,8 +464,10 @@ static int mlx5_fpga_conn_create_cq(struct mlx5_fpga_conn *conn, int cq_size)
 	}
 
 	err = mlx5_vector2eqn(mdev, smp_processor_id(), &eqn, &irqn);
-	if (err)
+	if (err) {
+		kvfree(in);
 		goto err_cqwq;
+	}
 
 	cqc = MLX5_ADDR_OF(create_cq_in, in, cq_context);
 	MLX5_SET(cqc, cqc, log_cq_size, ilog2(cq_size));
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2019-10-15 20:36 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2019-09-25  3:20 [PATCH] net/mlx5: prevent memory leak in mlx5_fpga_conn_create_cq Navid Emamdoost
2019-09-27  8:33 ` David Miller
2019-10-15 20:35   ` Saeed Mahameed

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