This converts an open-coded krealloc() to use the shiny new API.
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Acked-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
 {
        /* Reallocation required? */
        if (pcpu_num_used + 1 > pcpu_num_allocated) {
-               int *new = kmalloc(sizeof(new[0]) * pcpu_num_allocated*2,
-                                  GFP_KERNEL);
+               int *new;
+
+               new = krealloc(pcpu_size, sizeof(new[0])*pcpu_num_allocated*2,
+                              GFP_KERNEL);
                if (!new)
                        return 0;
 
-               memcpy(new, pcpu_size, sizeof(new[0])*pcpu_num_allocated);
                pcpu_num_allocated *= 2;
-               kfree(pcpu_size);
                pcpu_size = new;
        }