From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Haowen Bai <baihaowen@meizu.com>,
Edward Cree <ecree.xilinx@gmail.com>,
Jakub Kicinski <kuba@kernel.org>, Sasha Levin <sashal@kernel.org>,
habetsm.xilinx@gmail.com, davem@davemloft.net,
edumazet@google.com, pabeni@redhat.com, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.10 15/76] sfc: ef10: Fix assigning negative value to unsigned variable
Date: Mon, 30 May 2022 09:43:05 -0400 [thread overview]
Message-ID: <20220530134406.1934928-15-sashal@kernel.org> (raw)
In-Reply-To: <20220530134406.1934928-1-sashal@kernel.org>
From: Haowen Bai <baihaowen@meizu.com>
[ Upstream commit b8ff3395fbdf3b79a99d0ef410fc34c51044121e ]
fix warning reported by smatch:
251 drivers/net/ethernet/sfc/ef10.c:2259 efx_ef10_tx_tso_desc()
warn: assigning (-208) to unsigned variable 'ip_tot_len'
Signed-off-by: Haowen Bai <baihaowen@meizu.com>
Acked-by: Edward Cree <ecree.xilinx@gmail.com>
Link: https://lore.kernel.org/r/1649640757-30041-1-git-send-email-baihaowen@meizu.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ethernet/sfc/ef10.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 6f950979d25e..fa1a872c4bc8 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -2240,7 +2240,7 @@ int efx_ef10_tx_tso_desc(struct efx_tx_queue *tx_queue, struct sk_buff *skb,
* guaranteed to satisfy the second as we only attempt TSO if
* inner_network_header <= 208.
*/
- ip_tot_len = -EFX_TSO2_MAX_HDRLEN;
+ ip_tot_len = 0x10000 - EFX_TSO2_MAX_HDRLEN;
EFX_WARN_ON_ONCE_PARANOID(mss + EFX_TSO2_MAX_HDRLEN +
(tcp->doff << 2u) > ip_tot_len);
--
2.35.1
next prev parent reply other threads:[~2022-05-30 14:21 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20220530134406.1934928-1-sashal@kernel.org>
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 03/76] selftests/bpf: Fix vfs_link kprobe definition Sasha Levin
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 04/76] mwifiex: add mutex lock for call in mwifiex_dfs_chan_sw_work_queue Sasha Levin
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 05/76] b43legacy: Fix assigning negative value to unsigned variable Sasha Levin
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 06/76] b43: " Sasha Levin
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 07/76] ipw2x00: Fix potential NULL dereference in libipw_xmit() Sasha Levin
2022-05-30 13:42 ` [PATCH AUTOSEL 5.10 08/76] ipv6: fix locking issues with loops over idev->addr_list Sasha Levin
2022-05-30 13:43 ` Sasha Levin [this message]
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 20/76] ath9k: fix QCA9561 PA bias level Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 31/76] ath11k: disable spectral scan during spectral deinit Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 35/76] ath10k: skip ath10k_halt during suspend for driver state RESTARTING Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 38/76] ipv6: Don't send rs packets to the interface of ARPHRD_TUNNEL Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 39/76] net/mlx5: fs, delete the FTE when there are no rules attached to it Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 41/76] mlxsw: spectrum_dcb: Do not warn about priority changes Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 42/76] mlxsw: Treat LLDP packets as control Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 46/76] net: remove two BUG() from skb_checksum_help() Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 54/76] rtlwifi: Use pr_warn instead of WARN_ONCE Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 63/76] net: phy: micrel: Allow probing without .driver_data Sasha Levin
2022-05-30 13:43 ` [PATCH AUTOSEL 5.10 67/76] can: mcp251xfd: silence clang's -Wunaligned-access warning Sasha Levin
2022-05-30 13:44 ` [PATCH AUTOSEL 5.10 72/76] rxrpc: Return an error to sendmsg if call failed Sasha Levin
2022-05-30 13:44 ` [PATCH AUTOSEL 5.10 73/76] rxrpc, afs: Fix selection of abort codes Sasha Levin
2022-05-30 13:44 ` [PATCH AUTOSEL 5.10 74/76] eth: tg3: silence the GCC 12 array-bounds warning Sasha Levin
2022-05-30 13:44 ` [PATCH AUTOSEL 5.10 75/76] selftests/bpf: fix btf_dump/btf_dump due to recent clang change Sasha Levin
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