cavium: Return negative value when pci_alloc_irq_vectors() fails

[ Upstream commit b2cddb44bddc1a9c5949a978bb454bba863264db ]

During the process of driver probing, the probe function should return < 0
for failure, otherwise, the kernel will treat value > 0 as success.

Signed-off-by: Zheyu Ma <zheyuma97@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/ethernet/cavium/thunder/nic_main.c b/drivers/net/ethernet/cavium/thunder/nic_main.c
index 819f38a3225db6af30ec6a2e8c007a524d0f85d7..7f8ea16ad0d0a6fb4c8182fc9e5dcba39fb7fbb1 100644 (file)
--- a/drivers/net/ethernet/cavium/thunder/nic_main.c
+++ b/drivers/net/ethernet/cavium/thunder/nic_main.c
@@ -1128,7 +1128,7 @@ static int nic_register_interrupts(struct nicpf *nic)
                dev_err(&nic->pdev->dev,
                        "Request for #%d msix vectors failed, returned %d\n",
                           nic->num_vec, ret);
-               return 1;
+               return ret;
        }
 
        /* Register mailbox interrupt handler */