From: Amelie Delaunay amelie.delaunay@foss.st.com
[ Upstream commit f592cf624531286f8b52e40dcfc157a5a7fb115c ]
In error path, disable vdd regulator if it exists, but don't overload ret. Because if regulator_disable() is successful, stmfx_chip_init will exit successfully while chip init failed.
Fixes: 06252ade9156 ("mfd: Add ST Multi-Function eXpander (STMFX) core driver") Signed-off-by: Amelie Delaunay amelie.delaunay@foss.st.com Link: https://lore.kernel.org/r/20230609092804.793100-1-amelie.delaunay@foss.st.co... Signed-off-by: Lee Jones lee@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/mfd/stmfx.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mfd/stmfx.c b/drivers/mfd/stmfx.c index e095a39301423..6e1629beb8094 100644 --- a/drivers/mfd/stmfx.c +++ b/drivers/mfd/stmfx.c @@ -387,7 +387,7 @@ static int stmfx_chip_init(struct i2c_client *client)
err: if (stmfx->vdd) - return regulator_disable(stmfx->vdd); + regulator_disable(stmfx->vdd);
return ret; }