Handle the error code returned by cyclic_register() and propagate it.

Signed-off-by: Marek Vasut <[email protected]>
---
Cc: Aaron Williams <[email protected]>
Cc: Anatolij Gustschin <[email protected]>
Cc: Angelo Dureghello <[email protected]>
Cc: Christian Marangi <[email protected]>
Cc: Devarsh Thakkar <[email protected]>
Cc: Heinrich Schuchardt <[email protected]>
Cc: Jaehoon Chung <[email protected]>
Cc: Michael Polyntsov <[email protected]>
Cc: Michael Trimarchi <[email protected]>
Cc: Nikhil M Jain <[email protected]>
Cc: Peng Fan <[email protected]>
Cc: Peter Robinson <[email protected]>
Cc: Rasmus Villemoes <[email protected]>
Cc: Ronald Wahl <[email protected]>
Cc: Simon Glass <[email protected]>
Cc: Stefan Roese <[email protected]>
Cc: Tim Harvey <[email protected]>
Cc: Tom Rini <[email protected]>
Cc: [email protected]
---
 drivers/watchdog/wdt-uclass.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/drivers/watchdog/wdt-uclass.c b/drivers/watchdog/wdt-uclass.c
index 10be334e9ed..5778c8bee40 100644
--- a/drivers/watchdog/wdt-uclass.c
+++ b/drivers/watchdog/wdt-uclass.c
@@ -129,9 +129,11 @@ int wdt_start(struct udevice *dev, u64 timeout_ms, ulong 
flags)
                                cyclic_unregister(&priv->cyclic);
 
                        /* Register the watchdog driver as a cyclic function */
-                       cyclic_register(&priv->cyclic, wdt_cyclic,
-                                       priv->reset_period * 1000,
-                                       dev->name);
+                       ret = cyclic_register(&priv->cyclic, wdt_cyclic,
+                                             priv->reset_period * 1000,
+                                             dev->name);
+                       if (ret)
+                               return ret;
 
                        snprintf(str, 16, "every %ldms", priv->reset_period);
                }
-- 
2.45.2

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