Thread (3 messages) 3 messages, 3 authors, 2021-12-03

[PATCH net-next] net: lan966x: fix a IS_ERR() vs NULL check in lan966x_create_targets()

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STALE1777d

From: Dan Carpenter <hidden>
Date: 2021-12-03 09:55:54
Also in: kernel-janitors
Subsystem: microchip lan966x ethernet driver, networking drivers, the rest · Maintainers: Horatiu Vultur, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

The devm_ioremap() function does not return error pointers.  It returns
NULL.

Fixes: db8bcaad5393 ("net: lan966x: add the basic lan966x driver")
Signed-off-by: Dan Carpenter <redacted>
---
 drivers/net/ethernet/microchip/lan966x/lan966x_main.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
index e9e4dca6542d..00930d81521a 100644
--- a/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
+++ b/drivers/net/ethernet/microchip/lan966x/lan966x_main.c
@@ -83,10 +83,10 @@ static int lan966x_create_targets(struct platform_device *pdev,
 		begin[idx] = devm_ioremap(&pdev->dev,
 					  iores[idx]->start,
 					  resource_size(iores[idx]));
-		if (IS_ERR(begin[idx])) {
+		if (!begin[idx]) {
 			dev_err(&pdev->dev, "Unable to get registers: %s\n",
 				iores[idx]->name);
-			return PTR_ERR(begin[idx]);
+			return -ENOMEM;
 		}
 	}
 
-- 
2.20.1
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