netdev - [PATCH 3/4] igb: drop checksum constant cast to u16 in comparisons

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <96d55057-28f3-4f77-b5ac-6f2b6769aeb5@jacekk.info>
Date: Tue, 24 Jun 2025 21:30:44 +0200
From: Jacek Kowalski <jacek@...ekk.info>
To: Tony Nguyen <anthony.l.nguyen@...el.com>,
 Przemek Kitszel <przemyslaw.kitszel@...el.com>,
 Andrew Lunn <andrew+netdev@...n.ch>, "David S. Miller"
 <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>,
 Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
 Simon Horman <horms@...nel.org>
Cc: intel-wired-lan@...ts.osuosl.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] igb: drop checksum constant cast to u16 in comparisons

Signed-off-by: Jacek Kowalski <Jacek@...ekk.info>
Suggested-by: Simon Horman <horms@...nel.org>
---
 drivers/net/ethernet/intel/igb/e1000_82575.c | 2 +-
 drivers/net/ethernet/intel/igb/e1000_nvm.c   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index 64dfc362d1dc..12ad1dc90169 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -2372,7 +2372,7 @@ static s32 igb_validate_nvm_checksum_with_offset(struct e1000_hw *hw,
 		checksum += nvm_data;
 	}

-	if (checksum != (u16) NVM_SUM) {
+	if (checksum != NVM_SUM) {
 		hw_dbg("NVM Checksum Invalid\n");
 		ret_val = -E1000_ERR_NVM;
 		goto out;
diff --git a/drivers/net/ethernet/intel/igb/e1000_nvm.c b/drivers/net/ethernet/intel/igb/e1000_nvm.c
index 2dcd64d6dec3..e654310b1161 100644
--- a/drivers/net/ethernet/intel/igb/e1000_nvm.c
+++ b/drivers/net/ethernet/intel/igb/e1000_nvm.c
@@ -636,7 +636,7 @@ s32 igb_validate_nvm_checksum(struct e1000_hw *hw)
 		checksum += nvm_data;
 	}

-	if (checksum != (u16) NVM_SUM) {
+	if (checksum != NVM_SUM) {
 		hw_dbg("NVM Checksum Invalid\n");
 		ret_val = -E1000_ERR_NVM;
 		goto out;
-- 
2.47.2