From: Long Li <longli@microsoft.com>
To: Long Li <longli@microsoft.com>, Long Li <longli@kernel.org>,
Konstantin Taranov <kotaranov@microsoft.com>,
Jakub Kicinski <kuba@kernel.org>,
"David S . Miller" <davem@davemloft.net>,
Paolo Abeni <pabeni@redhat.com>,
Eric Dumazet <edumazet@google.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
Jason Gunthorpe <jgg@ziepe.ca>, Leon Romanovsky <leon@kernel.org>,
Haiyang Zhang <haiyangz@microsoft.com>,
"K . Y . Srinivasan" <kys@microsoft.com>,
Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
shradhagupta@linux.microsoft.com, Simon Horman <horms@kernel.org>,
ernis@linux.microsoft.com, stephen@networkplumber.org,
shirazsaleem@microsoft.com
Cc: netdev@vger.kernel.org, linux-rdma@vger.kernel.org,
linux-hyperv@vger.kernel.org, linux-kernel@vger.kernel.org,
Dipayaan Roy <dipayanroy@linux.microsoft.com>
Subject: [PATCH net-next v4 08/13] net: mana: do not bail out of mana_detach on dealloc failure
Date: Mon, 7 Sep 2026 20:28:38 -0700 [thread overview]
Message-ID: <20260908032843.397667-9-longli@microsoft.com> (raw)
In-Reply-To: <20260908032843.397667-1-longli@microsoft.com>
From: Dipayaan Roy <dipayanroy@linux.microsoft.com>
Remove the early return after mana_dealloc_queues() so detach continues
its device and port-context cleanup.
The return is currently unreachable: mana_dealloc_queues() only rejects
an up port, and mana_detach() clears port_is_up before calling it. This
is a robustness cleanup, not a fix for a reachable reset failure.
Signed-off-by: Dipayaan Roy <dipayanroy@linux.microsoft.com>
Signed-off-by: Long Li <longli@microsoft.com>
---
Changes in v4:
- Frame this as removal of an unreachable error return, not a fix
for a reachable fatal reset failure.
drivers/net/ethernet/microsoft/mana/mana_en.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/net/ethernet/microsoft/mana/mana_en.c b/drivers/net/ethernet/microsoft/mana/mana_en.c
index 62c11af2fc422206f0ab8e144a4d082d62f7737d..5752e3745ccc6ba26bdd8f9be3108e4f3de69be0 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_en.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_en.c
@@ -4340,10 +4340,8 @@ int mana_detach(struct net_device *ndev, bool from_close)
if (apc->port_st_save) {
err = mana_dealloc_queues(ndev);
- if (err) {
+ if (err)
netdev_err(ndev, "%s failed to deallocate queues: %d\n", __func__, err);
- return err;
- }
}
if (!from_close) {
--
2.43.0
next prev parent reply other threads:[~2026-09-08 3:29 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-08 3:28 [PATCH net-next v4 00/13] net: mana: reconfigure by replacing the queue set Long Li
2026-09-08 3:28 ` [PATCH net-next v4 01/13] net: mana: add queue-set allocation and teardown helpers Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 02/13] net: mana: share the EQ pool across a queue-set swap Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 03/13] net: mana: swap queue sets in mana_set_channels Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 04/13] net: mana: swap queue sets in mana_set_ringparam Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-09 23:25 ` [EXTERNAL] " Long Li
2026-09-08 3:28 ` [PATCH net-next v4 05/13] net: mana: swap queue sets in mana_set_priv_flags Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 06/13] net: mana: swap queue sets in mana_change_mtu Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 07/13] net: mana: swap queue sets in mana_xdp_set Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` Long Li [this message]
2026-09-09 3:29 ` [PATCH net-next v4 08/13] net: mana: do not bail out of mana_detach on dealloc failure sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 09/13] net: mana: keep per-queue statistics in the port context Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 10/13] net: mana: release EQs left idle by a channel-count reduction Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 11/13] net: mana: keep a user-configured RSS table across a queue rebuild Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 12/13] net: mana: keep the surviving queues when the channel count is reduced Long Li
2026-09-09 3:29 ` sashiko-bot
2026-09-08 3:28 ` [PATCH net-next v4 13/13] net: mana: keep the existing queues when the channel count is raised Long Li
2026-09-09 3:29 ` sashiko-bot
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