diff options
| -rw-r--r-- | util/ectool.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/util/ectool.c b/util/ectool.c index 18a90366eb..00a2395bfc 100644 --- a/util/ectool.c +++ b/util/ectool.c @@ -1761,11 +1761,12 @@ static int get_num_fans(void) int idx, rv; struct ec_response_get_features r; + /* + * iff the EC supports the GET_FEATURES, + * check whether it has fan support enabled. + */ rv = ec_command(EC_CMD_GET_FEATURES, 0, NULL, 0, &r, sizeof(r)); - if (rv < 0) - return rv; - - if (!(r.flags[0] & (1 << EC_FEATURE_PWM_FAN))) + if (rv == EC_SUCCESS && !(r.flags[0] & (1 << EC_FEATURE_PWM_FAN))) return 0; for (idx = 0; idx < EC_FAN_SPEED_ENTRIES; idx++) { |