lib: rhashtable: remove second linux/log2.h inclusion

linux/log2.h was included twice.

Signed-off-by: Fabian Frederick <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: Fabian Frederick

lib/rhashtable.c

@@ -23,7 +23,6 @@
 #include <linux/hash.h>
 #include <linux/random.h>
 #include <linux/rhashtable.h>
-#include <linux/log2.h>
 
 #define HASH_DEFAULT_SIZE	64UL
 #define HASH_MIN_SIZE		4UL