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-rw-r--r--net/can/af_can.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/can/af_can.c b/net/can/af_can.c
index 963bd7145517..837bb8af0ec3 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -541,10 +541,13 @@ void can_rx_unregister(struct net *net, struct net_device *dev, canid_t can_id,
/* Check for bugs in CAN protocol implementations using af_can.c:
* 'rcv' will be NULL if no matching list item was found for removal.
+ * As this case may potentially happen when closing a socket while
+ * the notifier for removing the CAN netdev is running we just print
+ * a warning here.
*/
if (!rcv) {
- WARN(1, "BUG: receive list entry not found for dev %s, id %03X, mask %03X\n",
- DNAME(dev), can_id, mask);
+ pr_warn("can: receive list entry not found for dev %s, id %03X, mask %03X\n",
+ DNAME(dev), can_id, mask);
goto out;
}