soundwire: stream: Fix error return code in do_bank_switch()

Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in this function.

Signed-off-by: Wang Wensheng <wangwensheng4@huawei.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20220307074039.117488-1-wangwensheng4@huawei.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>

diff --git a/drivers/soundwire/stream.c b/drivers/soundwire/stream.c
index f273459..d341505 100644 (file)
--- a/drivers/soundwire/stream.c
+++ b/drivers/soundwire/stream.c
@@ -822,6 +822,7 @@ static int do_bank_switch(struct sdw_stream_runtime *stream)
                } else if (multi_link) {
                        dev_err(bus->dev,
                                "Post bank switch ops not implemented\n");
+                       ret = -EINVAL;
                        goto error;
                }