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>
diff --git a/arch/mips/powertv/memory.c b/arch/mips/powertv/memory.c
index fb3d296..6e5f1bd 100644
--- a/arch/mips/powertv/memory.c
+++ b/arch/mips/powertv/memory.c
@@ -60,7 +60,7 @@
  * struct low_mem_reserved - Items in low memory that are reserved
  * @start:	Physical address of item
  * @size:	Size, in bytes, of this item
- * @is_aliased:	True if this is RAM aliased from another location. If false,
+ * @is_aliased: True if this is RAM aliased from another location. If false,
  *		it is something other than aliased RAM and the RAM in the
  *		unaliased address is still visible outside of low memory.
  */