5d2b25cbee
[ Upstream commitca89f73394] 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>