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| author |   Jens Axboe <axboe@suse.de> | 2006-07-11 21:15:52 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@nelson.home.kernel.dk> | 2006-09-30 20:26:56 +0200 |
| commit | 10fd48f2376db52f08bf0420d2c4f580e39269e1 (patch) | |
| tree | 89de18dcda9c8a09937187a0e8d138cfe3cb4089 /include/linux/rbtree.h | |
| parent | [PATCH] elevator: move the backmerging logic into the elevator core (diff) | |
| download | linux-dev-10fd48f2376db52f08bf0420d2c4f580e39269e1.tar.xz linux-dev-10fd48f2376db52f08bf0420d2c4f580e39269e1.zip | |
[PATCH] rbtree: fixed reversed RB_EMPTY_NODE and rb_next/prev
The conditions got reserved. Also make rb_next() and rb_prev() check
for the empty condition.
Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'include/linux/rbtree.h')
| -rw-r--r-- | include/linux/rbtree.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/rbtree.h b/include/linux/rbtree.h index 8d5382e62c08..344bc3495ddb 100644 --- a/include/linux/rbtree.h +++ b/include/linux/rbtree.h @@ -133,7 +133,7 @@ static inline void rb_set_color(struct rb_node *rb, int color) #define rb_entry(ptr, type, member) container_of(ptr, type, member) #define RB_EMPTY_ROOT(root) ((root)->rb_node == NULL) -#define RB_EMPTY_NODE(node) (rb_parent(node) != node) +#define RB_EMPTY_NODE(node) (rb_parent(node) == node) #define RB_CLEAR_NODE(node) (rb_set_parent(node, node)) extern void rb_insert_color(struct rb_node *, struct rb_root *); |