rockchip: spl-boot-order: fix typo in comment succes→success

Fix a simple spelling mistake in a comment.

Reviewed-by: Dragan Simic <dsimic@manjaro.org>
Reviewed-by: Quentin Schulz <quentin.schulz@theobroma-systems.com>
Signed-off-by: Christopher Obbard <chris.obbard@collabora.com>
diff --git a/arch/arm/mach-rockchip/spl-boot-order.c b/arch/arm/mach-rockchip/spl-boot-order.c
index 79c856d..8f479ac 100644
--- a/arch/arm/mach-rockchip/spl-boot-order.c
+++ b/arch/arm/mach-rockchip/spl-boot-order.c
@@ -29,7 +29,7 @@
  *   -ENOSYS, if the device matching the node can not be mapped onto a
  *            SPL boot device (e.g. the third MMC device)
  *   -1, for unspecified failures
- *   a positive integer (from the BOOT_DEVICE_... family) on succes.
+ *   a positive integer (from the BOOT_DEVICE_... family) on success.
  */
 
 static int spl_node_to_boot_device(int node)