Fixes the following W=1 kernel build warning(s):

 drivers/of/of_net.c:104: warning: Function parameter or member 'np' not 
described in 'of_get_mac_address'
 drivers/of/of_net.c:104: warning: expecting prototype for mac(). Prototype was 
for of_get_mac_address() instead

Cc: Andrew Lunn <[email protected]>
Cc: Heiner Kallweit <[email protected]>
Cc: Russell King <[email protected]>
Cc: Rob Herring <[email protected]>
Cc: Frank Rowand <[email protected]>
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Lee Jones <[email protected]>
---
 drivers/of/of_net.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/of/of_net.c b/drivers/of/of_net.c
index 6e411821583e4..bc0a27de69d4c 100644
--- a/drivers/of/of_net.c
+++ b/drivers/of/of_net.c
@@ -79,6 +79,9 @@ static const void *of_get_mac_addr_nvmem(struct device_node 
*np)
 }
 
 /**
+ * of_get_mac_address()
+ * @np:                Caller's Device Node
+ *
  * Search the device tree for the best MAC address to use.  'mac-address' is
  * checked first, because that is supposed to contain to "most recent" MAC
  * address. If that isn't set, then 'local-mac-address' is checked next,
-- 
2.27.0

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