From: norly <ny-git@enpas.org>
Date: Sat, 5 Feb 2022 04:58:47 +0000 (+0100)
Subject: Change WARN_ON into WARN_ON_ONCE
X-Git-Url: https://git.enpas.org/?p=elmcan.git;a=commitdiff_plain;h=56aea2e8b5a42e7fb6512a1f6945aa2e1af0002c

Change WARN_ON into WARN_ON_ONCE
---

diff --git a/module/elmcan.c b/module/elmcan.c
index 6c99ca0..7ae344e 100644
--- a/module/elmcan.c
+++ b/module/elmcan.c
@@ -788,7 +788,7 @@ static struct sk_buff *elmcan_mailbox_read(struct can_rx_offload *offload,
 					   unsigned int n, u32 *timestamp,
 					   bool drop)
 {
-	WARN_ON(1); /* This function is a dummy, so don't call it! */
+	WARN_ON_ONCE(1); /* This function is a dummy, so don't call it! */
 
 	return ERR_PTR(-ENOBUFS);
 }
@@ -891,7 +891,7 @@ static netdev_tx_t elmcan_netdev_start_xmit(struct sk_buff *skb,
 	/* We shouldn't get here after a hardware fault:
 	 * can_bus_off() calls netif_carrier_off()
 	 */
-	WARN_ON(elm->hw_failure);
+	WARN_ON_ONCE(elm->hw_failure);
 
 	if (!elm->tty ||
 	    elm->hw_failure ||