Thread (1 message) 1 message, 1 author, 2020-06-18
STALE2265d

[PATCH AUTOSEL 5.7 274/388] mfd: stmfx: Fix stmfx_irq_init error path

From: Sasha Levin <sashal@kernel.org>
Date: 2020-06-18 01:15:55
Also in: lkml, stable
Subsystem: multifunction devices (mfd), the rest · Maintainers: Lee Jones, Linus Torvalds

From: Amelie Delaunay <redacted>

[ Upstream commit 60c2c4bcb9202acad4cc26af20b44b6bd7874f7b ]

In case the interrupt signal can't be configured, IRQ domain needs to be
removed.

Fixes: 06252ade9156 ("mfd: Add ST Multi-Function eXpander (STMFX) core driver")
Signed-off-by: Amelie Delaunay <redacted>
Signed-off-by: Lee Jones <redacted>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/mfd/stmfx.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c
index fde6541e347c..1977fe95f876 100644
--- a/drivers/mfd/stmfx.c
+++ b/drivers/mfd/stmfx.c
@@ -287,14 +287,19 @@ static int stmfx_irq_init(struct i2c_client *client)
 
 	ret = regmap_write(stmfx->map, STMFX_REG_IRQ_OUT_PIN, irqoutpin);
 	if (ret)
-		return ret;
+		goto irq_exit;
 
 	ret = devm_request_threaded_irq(stmfx->dev, client->irq,
 					NULL, stmfx_irq_handler,
 					irqtrigger | IRQF_ONESHOT,
 					"stmfx", stmfx);
 	if (ret)
-		stmfx_irq_exit(client);
+		goto irq_exit;
+
+	return 0;
+
+irq_exit:
+	stmfx_irq_exit(client);
 
 	return ret;
 }
-- 
2.25.1


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