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-rw-r--r--lib/list_debug.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/lib/list_debug.c b/lib/list_debug.c
index 1aae85c..e80d27c 100644
--- a/lib/list_debug.c
+++ b/lib/list_debug.c
@@ -59,14 +59,17 @@ EXPORT_SYMBOL(list_add);
*/
void list_del(struct list_head *entry)
{
+ BUG_ON(entry->prev->next != entry);
+ BUG_ON(entry->next->prev != entry);
+
if (unlikely(entry->prev->next != entry)) {
- printk(KERN_ERR "list_del corruption. prev->next should be %p, but was %p\n",
- entry, entry->prev->next);
+ printk(KERN_ERR "list_del corruption. prev->next should be %p, "
+ "but was %p\n", entry, entry->prev->next);
BUG();
}
if (unlikely(entry->next->prev != entry)) {
- printk(KERN_ERR "list_del corruption. next->prev should be %p, but was %p\n",
- entry, entry->next->prev);
+ printk(KERN_ERR "list_del corruption. next->prev should be %p, "
+ "but was %p\n", entry, entry->next->prev);
BUG();
}
__list_del(entry->prev, entry->next);
@@ -74,4 +77,3 @@ void list_del(struct list_head *entry)
entry->prev = LIST_POISON2;
}
EXPORT_SYMBOL(list_del);
-
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