[PATCH] sparse: NULL vs 0 - the rest of it

include/linux/init_task.h

@@ -54,7 +54,7 @@
 
 #define INIT_SIGHAND(sighand) {	\
 	.count		= ATOMIC_INIT(1), 		\
-	.action		= { {{0,}}, }, 			\
+	.action		= { {{NULL,}}, },		\
 	.siglock	= SPIN_LOCK_UNLOCKED, 		\
 }
 

ipc/msg.c

@@ -80,7 +80,7 @@ void __init msg_init (void)
 	ipc_init_ids(&msg_ids,msg_ctlmni);
 
 #ifdef CONFIG_PROC_FS
-	create_proc_read_entry("sysvipc/msg", 0, 0, sysvipc_msg_read_proc, NULL);
+	create_proc_read_entry("sysvipc/msg", 0, NULL, sysvipc_msg_read_proc, NULL);
 #endif
 }
 

ipc/sem.c

@@ -116,7 +116,7 @@ void __init sem_init (void)
 	ipc_init_ids(&sem_ids,sc_semmni);
 
 #ifdef CONFIG_PROC_FS
-	create_proc_read_entry("sysvipc/sem", 0, 0, sysvipc_sem_read_proc, NULL);
+	create_proc_read_entry("sysvipc/sem", 0, NULL, sysvipc_sem_read_proc, NULL);
 #endif
 }
 

ipc/shm.c

@@ -60,7 +60,7 @@ void __init shm_init (void)
 {
 	ipc_init_ids(&shm_ids, 1);
 #ifdef CONFIG_PROC_FS
-	create_proc_read_entry("sysvipc/shm", 0, 0, sysvipc_shm_read_proc, NULL);
+	create_proc_read_entry("sysvipc/shm", 0, NULL, sysvipc_shm_read_proc, NULL);
 #endif
 }
 

kernel/futex.c

@@ -276,7 +276,7 @@ static void wake_futex(struct futex_q *q)
 	 * The waiting task can free the futex_q as soon as this is written,
 	 * without taking any locks.  This must come last.
 	 */
-	q->lock_ptr = 0;
+	q->lock_ptr = NULL;
 }
 
 /*

kernel/power/pm.c

@@ -282,7 +282,7 @@ struct pm_dev *pm_find(pm_dev_t type, struct pm_dev *from)
 			return dev;
 		entry = entry->next;
 	}
-	return 0;
+	return NULL;
 }
 
 EXPORT_SYMBOL(pm_register);

mm/filemap.c

@@ -2021,7 +2021,7 @@ generic_file_aio_write_nolock(struct kiocb *iocb, const struct iovec *iov,
 	err = written ? written : status;
 out:
 	pagevec_lru_add(&lru_pvec);
-	current->backing_dev_info = 0;
+	current->backing_dev_info = NULL;
 	return err;
 }
 

mm/rmap.c

@@ -740,7 +740,7 @@ static inline int try_to_unmap_file(struct page *page)
 	list_for_each_entry(vma, &mapping->i_mmap_nonlinear,
 						shared.vm_set.list) {
 		if (!(vma->vm_flags & VM_RESERVED))
-			vma->vm_private_data = 0;
+			vma->vm_private_data = NULL;
 	}
 relock:
 	page_map_lock(page);