From 32391e646a71fc4cca4a74740bf401423d7a926d Mon Sep 17 00:00:00 2001
From: Maksym Glubokiy <maksym.glubokiy@plvision.eu>
Date: Thu, 6 Oct 2022 22:06:00 +0300
Subject: net: prestera: span: do not unbind things things that were never
bound
Fixes: 13defa275eef ("net: marvell: prestera: Add matchall support")
Signed-off-by: Maksym Glubokiy <maksym.glubokiy@plvision.eu>
Link: https://lore.kernel.org/r/20221006190600.881740-1-maksym.glubokiy@plvision.eu
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
drivers/net/ethernet/marvell/prestera/prestera_span.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
(limited to 'drivers/net/ethernet/marvell/prestera')
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_span.c b/drivers/net/ethernet/marvell/prestera/prestera_span.c
index f0e9d6ea88c5..1005182ce3bc 100644
--- a/drivers/net/ethernet/marvell/prestera/prestera_span.c
+++ b/drivers/net/ethernet/marvell/prestera/prestera_span.c
@@ -107,7 +107,7 @@ static int prestera_span_put(struct prestera_switch *sw, u8 span_id)
entry = prestera_span_entry_find_by_id(sw->span, span_id);
if (!entry)
- return false;
+ return -ENOENT;
if (!refcount_dec_and_test(&entry->ref_count))
return 0;
@@ -151,6 +151,9 @@ int prestera_span_rule_del(struct prestera_flow_block_binding *binding,
{
int err;
+ if (binding->span_id == PRESTERA_SPAN_INVALID_ID)
+ return -ENOENT;
+
err = prestera_hw_span_unbind(binding->port, ingress);
if (err)
return err;
--
cgit