Thread (18 messages) flat view 18 messages, 1 author, 2017-11-29
STALE3218d

[PATCH v2 14/17] cls_u32: Convert to idr_alloc_u32

From: Matthew Wilcox <willy@infradead.org>
Date: 2017-11-29 20:19:37
Subsystem: networking [general], tc subsystem, the rest · Maintainers: "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Jamal Hadi Salim, Jiri Pirko, Linus Torvalds

From: Matthew Wilcox <redacted>

No real benefit to this classifier, but since we're allocating a u32
anyway, we should use this function.

Signed-off-by: Matthew Wilcox <redacted>
---
 net/sched/cls_u32.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/net/sched/cls_u32.c b/net/sched/cls_u32.c
index e65b47483dc0..e433d1adccc8 100644
--- a/net/sched/cls_u32.c
+++ b/net/sched/cls_u32.c
@@ -970,8 +970,8 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
 				return -ENOMEM;
 			}
 		} else {
-			err = idr_alloc_ext(&tp_c->handle_idr, ht, NULL,
-					    handle, handle + 1, GFP_KERNEL);
+			err = idr_alloc_u32(&tp_c->handle_idr, ht, &handle,
+					    handle, GFP_KERNEL);
 			if (err) {
 				kfree(ht);
 				return err;
@@ -1020,8 +1020,7 @@ static int u32_change(struct net *net, struct sk_buff *in_skb,
 		if (TC_U32_HTID(handle) && TC_U32_HTID(handle^htid))
 			return -EINVAL;
 		handle = htid | TC_U32_NODE(handle);
-		err = idr_alloc_ext(&ht->handle_idr, NULL, NULL,
-				    handle, handle + 1,
+		err = idr_alloc_u32(&ht->handle_idr, NULL, &handle, handle,
 				    GFP_KERNEL);
 		if (err)
 			return err;
-- 
2.15.0
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