diff mbox series

[v4,3/5] soc: mediatek: pwrap: Check return value of platform_get_irq()

Message ID 20220517104712.24579-4-angelogioacchino.delregno@collabora.com (mailing list archive)
State New, archived
Headers show
Series MediaTek PMIC Wrap improvements and cleanups | expand

Commit Message

AngeloGioacchino Del Regno May 17, 2022, 10:47 a.m. UTC 
Check for the return value of platform_get_irq(): if no interrupt
is specified, it wouldn't make sense to call devm_request_irq().

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/soc/mediatek/mtk-pmic-wrap.c | 5 +++++
 1 file changed, 5 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/mediatek/mtk-pmic-wrap.c b/drivers/soc/mediatek/mtk-pmic-wrap.c
index 852514366f1f..04b51d21a5b0 100644
--- a/drivers/soc/mediatek/mtk-pmic-wrap.c
+++ b/drivers/soc/mediatek/mtk-pmic-wrap.c
@@ -2317,6 +2317,11 @@  static int pwrap_probe(struct platform_device *pdev)
 		pwrap_writel(wrp, wrp->master->int1_en_all, PWRAP_INT1_EN);
 
 	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		ret = irq;
+		goto err_out2;
+	}
+
 	ret = devm_request_irq(wrp->dev, irq, pwrap_interrupt,
 			       IRQF_TRIGGER_HIGH,
 			       "mt-pmic-pwrap", wrp);