lis3: free regulators if probe() fails

Signed-off-by: Ilkka Koskinen <ilkka.koskinen@nokia.com>
Signed-off-by: Éric Piel <eric.piel@tremplin-utc.net>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: Witold Pilat <witold.pilat@gmail.com>
Cc: Lyall Pearce <lyall.pearce@hp.com>
Cc: Malte Starostik <m-starostik@versanet.de>
Cc: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Cc: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/misc/lis3lv02d/lis3lv02d_i2c.c b/drivers/misc/lis3lv02d/lis3lv02d_i2c.c
index b20dfb4522d278eebefa6eb8f2242e78c32f3f8d..ea9159c65b58d84f562f6eda2ddf1663b19a5597 100644 (file)
--- a/drivers/misc/lis3lv02d/lis3lv02d_i2c.c
+++ b/drivers/misc/lis3lv02d/lis3lv02d_i2c.c
@@ -161,8 +161,13 @@ static int __devinit lis3lv02d_i2c_probe(struct i2c_client *client,
        if (lis3_dev.reg_ctrl)
                lis3_reg_ctrl(&lis3_dev, LIS3_REG_OFF);
 
-       if (ret == 0)
-               return 0;
+       if (ret)
+               goto fail2;
+       return 0;
+
+fail2:
+       regulator_bulk_free(ARRAY_SIZE(lis3_dev.regulators),
+                               lis3_dev.regulators);
 fail:
        if (pdata && pdata->release_resources)
                pdata->release_resources();