[PATCH] soundwire: Fix error return code in sdw_compute_port_params

[Qinglang Miao]

Fix to return the error code -EINVAL in sdw_compute_port_params
instead of 0.

Fixes: 9026118f20e2 ("soundwire: Add generic bandwidth allocation algorithm")
Reported-by: Hulk Robot <hulkci at huawei.com>
Signed-off-by: Qinglang Miao <miaoqinglang at huawei.com>
---
 drivers/soundwire/generic_bandwidth_allocation.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/soundwire/generic_bandwidth_allocation.c b/drivers/soundwire/generic_bandwidth_allocation.c
index 0bdef38c9..ad857ac62 100644
--- a/drivers/soundwire/generic_bandwidth_allocation.c
+++ b/drivers/soundwire/generic_bandwidth_allocation.c
@@ -283,8 +283,10 @@ static int sdw_compute_port_params(struct sdw_bus *bus)
 	if (ret < 0)
 		return ret;
 
-	if (group.count == 0)
+	if (group.count == 0) {
+		ret = -EINVAL;
 		goto out;
+	}
 
 	params = kcalloc(group.count, sizeof(*params), GFP_KERNEL);
 	if (!params) {
-- 
2.23.0