krealloc: fix kerneldoc comments

No "blank" (or "*") line is allowed between the function name and lines for
it parameter(s).

Cc: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: NPekka Enberg <penberg@cs.helsinki.fi>
Cc: Christoph Lameter <clameter@sgi.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

mm/slab.c

@@ -3742,7 +3742,6 @@ EXPORT_SYMBOL(__kmalloc);
 
 /**
  * krealloc - reallocate memory. The contents will remain unchanged.
- *
  * @p: object to reallocate memory for.
  * @new_size: how many bytes of memory are required.
  * @flags: the type of memory to allocate.

mm/slub.c

@@ -2286,7 +2286,6 @@ EXPORT_SYMBOL(kmem_cache_shrink);
 
 /**
  * krealloc - reallocate memory. The contents will remain unchanged.
- *
  * @p: object to reallocate memory for.
  * @new_size: how many bytes of memory are required.
  * @flags: the type of memory to allocate.