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i2c: mux: demux-pinctrl: check initial mux selection, too

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[ Upstream commit ca89f73394daf92779ddaa37b42956f4953f3941 ]

When misconfigured, the initial setup of the current mux channel can
fail, too. It must be checked as well.

Fixes: 50a5ba8769 ("i2c: mux: demux-pinctrl: add driver")
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Wolfram Sang 2025-01-15 08:29:45 +01:00 • committed by Greg Kroah-Hartman
commit 5d2b25cbee
1 changed files with 3 additions and 1 deletions
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4
drivers/i2c/muxes/i2c-demux-pinctrl.c
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@ -261,7 +261,9 @@ static int i2c_demux_pinctrl_probe(struct platform_device *pdev)
pm_runtime_no_callbacks(&pdev->dev);
/* switch to first parent as active master */
i2c_demux_activate_master(priv, 0);
err = i2c_demux_activate_master(priv, 0);
if (err)
goto err_rollback;
err = device_create_file(&pdev->dev, &dev_attr_available_masters);
if (err)