If the device cannot be probed, syscon_get_by_driver_data() will still
return a useful value in its devp parameter. Ensure that it returns NULL
instead.

Signed-off-by: Simon Glass <s...@chromium.org>
---

Changes in v2: None

 drivers/core/syscon-uclass.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/core/syscon-uclass.c b/drivers/core/syscon-uclass.c
index a0666d0..e03f46a 100644
--- a/drivers/core/syscon-uclass.c
+++ b/drivers/core/syscon-uclass.c
@@ -38,6 +38,7 @@ int syscon_get_by_driver_data(ulong driver_data, struct 
udevice **devp)
        struct uclass *uc;
        int ret;
 
+       *devp = NULL;
        ret = uclass_get(UCLASS_SYSCON, &uc);
        if (ret)
                return ret;
-- 
2.7.0.rc3.207.g0ac5344

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