Fix up linux version of mmap_iter property to get_mmap_iter.

volatility/framework/plugins/linux/elfs.py

@@ -33,7 +33,7 @@ class Elfs(plugins.PluginInterface):
 
             name = utility.array_to_string(task.comm)
 
-            for vma in task.mm.mmap_iter:
+            for vma in task.mm.get_mmap_iter():
                 hdr = proc_layer.read(vma.vm_start, 4, pad = True)
                 if not (hdr[0] == 0x7f and hdr[1] == 0x45 and hdr[2] == 0x4c and hdr[3] == 0x46):
                     continue

volatility/framework/plugins/linux/malfind.py

@@ -32,7 +32,7 @@ class Malfind(interfaces_plugins.PluginInterface):
 
         proc_layer = self.context.memory[proc_layer_name]
 
-        for vma in task.mm.mmap_iter:
+        for vma in task.mm.get_mmap_iter():
             if vma.is_suspicious() and vma.get_name(task) != "[vdso]":
                 data = proc_layer.read(vma.vm_start, 64, pad = True)
                 yield vma, data

volatility/framework/plugins/linux/proc.py

@@ -29,7 +29,7 @@ class Maps(plugins.PluginInterface):
 
             name = utility.array_to_string(task.comm)
 
-            for vma in task.mm.mmap_iter:
+            for vma in task.mm.get_mmap_iter():
                 flags = vma.get_protection()
                 page_offset = vma.get_page_offset()
                 major = 0