regulator: cros-ec: Fix error code in dev_err message

[ Upstream commit 3d681804efcb6e5d8089a433402e19179347d7ae ]

Show proper error code instead of 0.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Link: https://lore.kernel.org/r/20210512075824.620580-1-axel.lin@ingics.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
1 file changed