[PATCH v2] fjes: Check for error irq

On Thursday, December 23, 2021, Andy Shevchenko [off-list ref] wrote:

Always think a bit, don't be an appendix to the dumb machine.

This one is also correct.

Fixes: 658d439b2292 ("fjes: Introduce FUJITSU Extended Socket Network Device driver")
Signed-off-by: Jiasheng Jiang <redacted>
---
Changelog:

v1 -> v2

*Change 1. Using error variable to check.
---
 drivers/net/fjes/fjes_main.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/net/fjes/fjes_main.c b/drivers/net/fjes/fjes_main.c
index e449d9466122..17f2fd937e4d 100644
--- a/drivers/net/fjes/fjes_main.c
+++ b/drivers/net/fjes/fjes_main.c

@@ -1268,7 +1268,12 @@ static int fjes_probe(struct platform_device *plat_dev)
 	}
 	hw->hw_res.start = res->start;
 	hw->hw_res.size = resource_size(res);
-	hw->hw_res.irq = platform_get_irq(plat_dev, 0);
+
+	err = platform_get_irq(plat_dev, 0);
+	if (err < 0)
+		goto err_free_control_wq;
+	hw->hw_res.irq = err;
+
 	err = fjes_hw_init(&adapter->hw);
 	if (err)
 		goto err_free_control_wq;

-- 
2.25.1