backlight: lm3630a_bl: Put fwnode in error case during ->probe()

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[ Upstream commit 6d1c32dbed ]

device_for_each_child_node() bumps a reference counting of a returned variable.
We have to balance it whenever we return to the caller.

Cc: Brian Masney <masneyb@onstation.org>
Cc: Dan Murphy <dmurphy@ti.com>
Fixes: 8fbce8efe1 ("backlight: lm3630a: Add firmware node support")
Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Brian Masney <masneyb@onstation.org>
Reviewed-by: Daniel Thompson <daniel.thompson@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

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Andy Shevchenko 2021-05-10 12:57:16 +03:00 • committed by Greg Kroah-Hartman

parent d4ebf352a7

commit 2e1d76c3b9

1 changed files with 3 additions and 1 deletions

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drivers/video/backlight/lm3630a_bl.c

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