From: Jiawen Wu <jiawenwu@trustnetic.com>
Date: Mon, 1 Jul 2024 07:14:13 +0000 (+0800)
Subject: net: txgbe: initialize num_q_vectors for MSI/INTx interrupts
X-Git-Tag: microblaze-v6.13~799^2~15^2~3
X-Git-Url: http://git.monstr.eu/?a=commitdiff_plain;h=7c36711a2cd8059c2d24f5e5c1d76e8ea2d5613c;p=linux-2.6-microblaze.git

net: txgbe: initialize num_q_vectors for MSI/INTx interrupts

When using MSI/INTx interrupts, wx->num_q_vectors is uninitialized.
Thus there will be kernel panic in wx_alloc_q_vectors() to allocate
queue vectors.

Fixes: 3f703186113f ("net: libwx: Add irq flow functions")
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
---

diff --git a/drivers/net/ethernet/wangxun/libwx/wx_lib.c b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
index 68bde91b67a0..f53776877f71 100644
--- a/drivers/net/ethernet/wangxun/libwx/wx_lib.c
+++ b/drivers/net/ethernet/wangxun/libwx/wx_lib.c
@@ -1686,6 +1686,7 @@ static int wx_set_interrupt_capability(struct wx *wx)
 	}
 
 	pdev->irq = pci_irq_vector(pdev, 0);
+	wx->num_q_vectors = 1;
 
 	return 0;
 }