coresight: fixing validity check on remote device

A validity check should be made on the remote device, i.e rdev,
rather than the current device.

Signed-off-by: Kaixu Xia <xiakaixu@huawei.com>
Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/coresight/of_coresight.c b/drivers/coresight/of_coresight.c
index 89ebbe29ac97..9a5ff56f34d9 100644
--- a/drivers/coresight/of_coresight.c
+++ b/drivers/coresight/of_coresight.c
@@ -174,7 +174,7 @@ struct coresight_platform_data *of_get_coresight_platform_data(
                                 continue;
 
                         rdev = of_coresight_get_endpoint_device(rparent);
-                        if (!dev)
+                        if (!rdev)
                                 continue;
 
                         pdata->child_names[i] = dev_name(rdev);