From: Thinh Tran <thinhtr@linux.vnet.ibm.com>
To: kuba@kernel.org
Cc: aelior@marvell.com, davem@davemloft.net, edumazet@google.com,
manishc@marvell.com, netdev@vger.kernel.org, pabeni@redhat.com,
skalluru@marvell.com, VENKATA.SAI.DUGGI@ibm.com,
Thinh Tran <thinhtr@linux.vnet.ibm.com>
Subject: [Patch v5 3/4] bnx2x: Prevent access to a freed page in page_pool
Date: Fri, 11 Aug 2023 15:15:11 -0500 [thread overview]
Message-ID: <20230811201512.461657-4-thinhtr@linux.vnet.ibm.com> (raw)
In-Reply-To: <20230811201512.461657-1-thinhtr@linux.vnet.ibm.com>
Signed-off-by: Thinh Tran <thinhtr@linux.vnet.ibm.com>
---
drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
index 0ad879a5af95..ca3ab06206b3 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.h
@@ -1016,6 +1016,9 @@ static inline void bnx2x_free_rx_sge_range(struct bnx2x *bp,
{
int i;
+ if (!fp->page_pool.page)
+ return;
+
if (fp->mode == TPA_MODE_DISABLED)
return;
--
2.27.0
next prev parent reply other threads:[~2023-08-11 21:05 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-25 20:00 [PATCH] bnx2x: Fix error recovering in switch configuration Thinh Tran
2022-08-27 1:44 ` Jakub Kicinski
2022-08-30 16:15 ` Thinh Tran
2022-09-16 19:51 ` [PATCH v2] " Thinh Tran
2022-09-19 13:53 ` [EXT] " Manish Chopra
2022-09-21 20:11 ` Thinh Tran
2022-09-28 21:33 ` Thinh Tran
2022-10-10 22:01 ` Thinh Tran
2022-10-17 11:14 ` Manish Chopra
2022-10-20 19:12 ` Thinh Tran
2023-07-19 22:02 ` [Patch v3] " Thinh Tran
2023-07-24 11:48 ` Simon Horman
2023-07-24 22:50 ` Jakub Kicinski
2023-07-27 13:29 ` Thinh Tran
2023-07-28 21:11 ` [PATCH v4] " Thinh Tran
2023-08-01 0:47 ` Jakub Kicinski
2023-08-01 8:30 ` Paolo Abeni
2023-08-07 21:15 ` Thinh Tran
2023-08-07 21:08 ` Thinh Tran
2023-08-07 21:24 ` Jakub Kicinski
2023-08-07 21:35 ` Jakub Kicinski
2023-08-11 20:15 ` [Patch v5 0/4] " Thinh Tran
2023-08-11 20:15 ` [Patch v5 1/4] bnx2x: new the bp->nic_stopped variable for checking NIC status Thinh Tran
2023-08-11 20:15 ` [Patch v5 2/4] bnx2x: factor out common code to bnx2x_stop_nic() Thinh Tran
2023-08-11 22:08 ` Jakub Kicinski
2023-08-11 20:15 ` Thinh Tran [this message]
2023-08-11 20:15 ` [Patch v5 4/4] bnx2x: prevent excessive debug information during a TX timeout Thinh Tran
2023-08-11 22:09 ` [Patch v5 0/4] bnx2x: Fix error recovering in switch configuration Jakub Kicinski
2023-08-18 13:24 ` Thinh Tran
2023-08-18 16:14 ` [Patch v6 " Thinh Tran
2023-08-18 16:14 ` [Patch v6 1/4] bnx2x: new flag for track HW resource Thinh Tran
2023-08-18 16:14 ` [Patch v6 2/4] bnx2x: factor out common code to bnx2x_stop_nic() Thinh Tran
2023-08-18 16:14 ` [Patch v6 3/4] bnx2x: Prevent access to a freed page in page_pool Thinh Tran
2023-08-18 16:14 ` [Patch v6 4/4] bnx2x: prevent excessive debug information during a TX timeout Thinh Tran
2022-08-30 9:19 ` [EXT] [PATCH] bnx2x: Fix error recovering in switch configuration Manish Chopra
2022-08-30 21:01 ` Thinh Tran
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