[PATCH] of: Add stub for of_get_next_parent

[Akash Asthana <akashast@codeaurora.org>]

Fixes compilation error reported on x86 platform:

drivers/soc/qcom/qcom-geni-se.c:819:11: error: implicit declaration of
function 'of_get_next_parent'.

drivers/soc/qcom/qcom-geni-se.c:819:9: warning: incompatible integer to
pointer conversion assigning to 'struct device_node *' from 'int'

Fixes: 048eb908a1f2 ("soc: qcom-geni-se: Add interconnect support to fix
			earlycon crash")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Akash Asthana <akashast@codeaurora.org>
---
 include/linux/of.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/of.h b/include/linux/of.h
index c669c0a..72e7198 100644
--- a/include/linux/of.h
+++ b/include/linux/of.h
@@ -630,6 +630,12 @@ static inline struct device_node *of_get_parent(const struct device_node *node)
 	return NULL;
 }
 
+static inline struct device_node *of_get_next_parent(
+	const struct device_node *node)
+{
+	return NULL;
+}
+
 static inline struct device_node *of_get_next_child(
 	const struct device_node *node, struct device_node *prev)
 {
-- 
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