mtd: rawnand: tegra: add missing check for platform_get_irq()

Add the missing check for platform_get_irq() and return error code
if it fails.

Fixes: d7d9f8e ("mtd: rawnand: add NVIDIA Tegra NAND Flash controller driver")
Signed-off-by: Yi Yang <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/linux-mtd/[email protected]

Author: Yi Yang

drivers/mtd/nand/raw/tegra_nand.c

@@ -1197,6 +1197,10 @@ static int tegra_nand_probe(struct platform_device *pdev)
 	init_completion(&ctrl->dma_complete);
 
 	ctrl->irq = platform_get_irq(pdev, 0);
+	if (ctrl->irq < 0) {
+		err = ctrl->irq;
+		goto err_put_pm;
+	}
 	err = devm_request_irq(&pdev->dev, ctrl->irq, tegra_nand_irq, 0,
 			       dev_name(&pdev->dev), ctrl);
 	if (err) {