[PATCH 5.15 042/247] extcon: ptn5150: Add queue work sync before driver release

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Li Jun <jun.li@xxxxxxx>

[ Upstream commit 782cd939cbe0f569197cd1c9b0477ee213167f04 ]

Add device managed action to sync pending queue work, otherwise
the queued work may run after the work is destroyed.

Fixes: 4ed754de2d66 ("extcon: Add support for ptn5150 extcon driver")
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
Signed-off-by: Li Jun <jun.li@xxxxxxx>
Signed-off-by: Chanwoo Choi <cw00.choi@xxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/extcon/extcon-ptn5150.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/drivers/extcon/extcon-ptn5150.c b/drivers/extcon/extcon-ptn5150.c
index 5b9a3cf8df26..2a7874108df8 100644
--- a/drivers/extcon/extcon-ptn5150.c
+++ b/drivers/extcon/extcon-ptn5150.c
@@ -194,6 +194,13 @@ static int ptn5150_init_dev_type(struct ptn5150_info *info)
 	return 0;
 }
 
+static void ptn5150_work_sync_and_put(void *data)
+{
+	struct ptn5150_info *info = data;
+
+	cancel_work_sync(&info->irq_work);
+}
+
 static int ptn5150_i2c_probe(struct i2c_client *i2c)
 {
 	struct device *dev = &i2c->dev;
@@ -284,6 +291,10 @@ static int ptn5150_i2c_probe(struct i2c_client *i2c)
 	if (ret)
 		return -EINVAL;
 
+	ret = devm_add_action_or_reset(dev, ptn5150_work_sync_and_put, info);
+	if (ret)
+		return ret;
+
 	/*
 	 * Update current extcon state if for example OTG connection was there
 	 * before the probe
-- 
2.35.1






[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux