MIPS: Whitespace cleanup.

Having received another series of whitespace patches I decided to do this
once and for all rather than dealing with this kind of patches trickling
in forever.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/mm/c-octeon.c

@@ -106,7 +106,7 @@ static void octeon_flush_icache_all(void)
  * Called to flush all memory associated with a memory
  * context.
  *
- * @mm:     Memory context to flush
+ * @mm:	    Memory context to flush
  */
 static void octeon_flush_cache_mm(struct mm_struct *mm)
 {