On Tuesday, August 10, 2021, 05:33:55 AM EDT, Hoang Le
<[email protected]> wrote:
This reverts commit 0efea3c649f0 because of:
- The returning -ENOBUF error is fine on socket buffer allocation.
- There is side effect in the calling path
tipc_node_xmit()->tipc_link_xmit() when checking error code returning.
Fixes: 0efea3c649f0 ("tipc: Return the correct errno code")
Signed-off-by: Hoang Le <[email protected]>
---
net/tipc/link.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/net/tipc/link.c b/net/tipc/link.c
index cf586840caeb..1b7a487c8841 100644
--- a/net/tipc/link.c
+++ b/net/tipc/link.c
@@ -913,7 +913,7 @@ static int link_schedule_user(struct tipc_link *l, struct
tipc_msg *hdr)
skb = tipc_msg_create(SOCK_WAKEUP, 0, INT_H_SIZE, 0,
dnode, l->addr, dport, 0, 0);
if (!skb)
- return -ENOMEM;
+ return -ENOBUFS;
msg_set_dest_droppable(buf_msg(skb), true);
TIPC_SKB_CB(skb)->chain_imp = msg_importance(hdr);
skb_queue_tail(&l->wakeupq, skb);
@@ -1031,7 +1031,7 @@ void tipc_link_reset(struct tipc_link *l)
*
* Consumes the buffer chain.
* Messages at TIPC_SYSTEM_IMPORTANCE are always accepted
- * Return: 0 if success, or errno: -ELINKCONG, -EMSGSIZE or -ENOBUFS or -ENOMEM
+ * Return: 0 if success, or errno: -ELINKCONG, -EMSGSIZE or -ENOBUFS
*/
int tipc_link_xmit(struct tipc_link *l, struct sk_buff_head *list,
struct sk_buff_head *xmitq)
@@ -1089,7 +1089,7 @@ int tipc_link_xmit(struct tipc_link *l, struct
sk_buff_head *list,
if (!_skb) {
kfree_skb(skb);
__skb_queue_purge(list);
- return -ENOMEM;
+ return -ENOBUFS;
}
__skb_queue_tail(transmq, skb);
tipc_link_set_skb_retransmit_time(skb, l);
--
2.30.2
Acked-by: Jon Maloy <[email protected]>
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