[PATCH] kill one "if (X) vfree(X)" usage

Signed-off-by: Vincent Hanquez <tab@snarc.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

mm/swapfile.c

@@ -1634,7 +1634,6 @@ asmlinkage long sys_swapon(const char __user * specialfile, int swap_flags)
 		++least_priority;
 	swap_list_unlock();
 	destroy_swap_extents(p);
-	if (swap_map)
 	vfree(swap_map);
 	if (swap_file)
 		filp_close(swap_file, NULL);