After moving rtc_register_device() sysfs group is left unremoved on the error path. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov <khoroshilov@xxxxxxxxx> Fixes: 236b7187034e ("rtc: isl1208: switch to rtc_register_device") --- drivers/rtc/rtc-isl1208.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-isl1208.c b/drivers/rtc/rtc-isl1208.c index 1a2c38cc0178..4b5df9bfb8d4 100644 --- a/drivers/rtc/rtc-isl1208.c +++ b/drivers/rtc/rtc-isl1208.c @@ -674,7 +674,12 @@ isl1208_probe(struct i2c_client *client, const struct i2c_device_id *id) } } - return rtc_register_device(rtc); + rc = rtc_register_device(rtc); + if (rc) { + sysfs_remove_group(&client->dev.kobj, &isl1208_rtc_sysfs_files); + return rc; + } + return 0; } static int -- 2.7.4