Name
list_first_entry_or_null — 
     get the first element from a list
 
Synopsis
|  list_first_entry_or_null ( | ptr, | 
|  | type, | 
|  | member ); | 
 
Arguments
- ptr
- 
     the list head to take the element from.
     
- type
- 
     the type of the struct this is embedded in.
     
- member
- 
     the name of the list_head within the struct.
     
Description
   Note that if the list is empty, it returns NULL.