Fix for change in Kernel 4.4.168

Author: kingforaday

zc.c

@@ -63,9 +63,12 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len, int write,
 #else
 	mmap_read_lock(mm);
 #endif
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0))
+#if (LINUX_VERSION_CODE < KERNEL_VERSION(4, 4, 168))
 	ret = get_user_pages(task, mm,
 			(unsigned long)addr, pgcount, write, 0, pg, NULL);
+#elif (LINUX_VERSION_CODE < KERNEL_VERSION(4, 6, 0))
+	ret = get_user_pages(task, mm,
+			(unsigned long)addr, pgcount, write, pg, NULL);
 #elif (LINUX_VERSION_CODE < KERNEL_VERSION(4, 9, 0))
 	ret = get_user_pages_remote(task, mm,
 			(unsigned long)addr, pgcount, write, 0, pg, NULL);