netdev - [PATCH net 3/3] net/mlx5: IRQ, Fix null string in debug print

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Message-ID: <20250225072608.526866-4-tariqt@nvidia.com>
Date: Tue, 25 Feb 2025 09:26:08 +0200
From: Tariq Toukan <tariqt@...dia.com>
To: "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>, Eric Dumazet <edumazet@...gle.com>, "Andrew
 Lunn" <andrew+netdev@...n.ch>
CC: Gal Pressman <gal@...dia.com>, Mark Bloch <mbloch@...dia.com>, "Saeed
 Mahameed" <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>, Tariq
 Toukan <tariqt@...dia.com>, Cosmin Ratiu <cratiu@...dia.com>, Carolina Jubran
	<cjubran@...dia.com>, Shay Drory <shayd@...dia.com>,
	<netdev@...r.kernel.org>, <linux-rdma@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, kernel test robot <lkp@...el.com>, "Moshe
 Shemesh" <moshe@...dia.com>
Subject: [PATCH net 3/3] net/mlx5: IRQ, Fix null string in debug print

From: Shay Drory <shayd@...dia.com>

irq_pool_alloc() debug print can print a null string.
Fix it by providing a default string to print.

Fixes: 71e084e26414 ("net/mlx5: Allocating a pool of MSI-X vectors for SFs")
Signed-off-by: Shay Drory <shayd@...dia.com>
Reported-by: kernel test robot <lkp@...el.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202501141055.SwfIphN0-lkp@intel.com/
Reviewed-by: Moshe Shemesh <moshe@...dia.com>
Signed-off-by: Tariq Toukan <tariqt@...dia.com>
---
 drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
index 7db9cab9bedf..d9362eabc6a1 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c
@@ -572,7 +572,7 @@ irq_pool_alloc(struct mlx5_core_dev *dev, int start, int size, char *name,
 	pool->min_threshold = min_threshold * MLX5_EQ_REFS_PER_IRQ;
 	pool->max_threshold = max_threshold * MLX5_EQ_REFS_PER_IRQ;
 	mlx5_core_dbg(dev, "pool->name = %s, pool->size = %d, pool->start = %d",
-		      name, size, start);
+		      name ? name : "mlx5_pcif_pool", size, start);
 	return pool;
 }
 
-- 
2.45.0