diff options
| -rw-r--r-- | drivers/hwtracing/coresight/coresight-platform.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c index 27ca22c5104f..7d7b641c0a71 100644 --- a/drivers/hwtracing/coresight/coresight-platform.c +++ b/drivers/hwtracing/coresight/coresight-platform.c @@ -667,8 +667,12 @@ static int acpi_coresight_parse_graph(struct device *dev, struct coresight_connection *new_conn; graph = acpi_get_coresight_graph(adev); + /* + * There are no graph connections, which is fine for some components. + * e.g., ETE + */ if (!graph) - return -ENOENT; + return 0; nlinks = graph->package.elements[2].integer.value; if (!nlinks) |