6.15-stable review patch. If anyone has any objections, please let me know.
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From: Christophe JAILLET christophe.jaillet@wanadoo.fr
[ Upstream commit 33ac5155891cab165c93b51b0e22e153eacc2ee7 ]
If an error occurs in the loop that creates the device adapters, then a reference to 'dev' still needs to be released.
Use for_each_child_of_node_scoped() to both fix the issue and save one line of code.
Fixes: d0f8e97866bf ("i2c: muxes: add support for tsd,mule-i2c multiplexer") Signed-off-by: Christophe JAILLET christophe.jaillet@wanadoo.fr Signed-off-by: Wolfram Sang wsa+renesas@sang-engineering.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/i2c/muxes/i2c-mux-mule.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/i2c/muxes/i2c-mux-mule.c b/drivers/i2c/muxes/i2c-mux-mule.c index 284ff4afeeac..d3b32b794172 100644 --- a/drivers/i2c/muxes/i2c-mux-mule.c +++ b/drivers/i2c/muxes/i2c-mux-mule.c @@ -47,7 +47,6 @@ static int mule_i2c_mux_probe(struct platform_device *pdev) struct mule_i2c_reg_mux *priv; struct i2c_client *client; struct i2c_mux_core *muxc; - struct device_node *dev; unsigned int readback; int ndev, ret; bool old_fw; @@ -95,7 +94,7 @@ static int mule_i2c_mux_probe(struct platform_device *pdev) "Failed to register mux remove\n");
/* Create device adapters */ - for_each_child_of_node(mux_dev->of_node, dev) { + for_each_child_of_node_scoped(mux_dev->of_node, dev) { u32 reg;
ret = of_property_read_u32(dev, "reg", ®);