netdev - [PATCH net-next 8/9] igc: drop unnecessary constant casts to u16

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Message-ID: <20250903202536.3696620-9-anthony.l.nguyen@intel.com>
Date: Wed,  3 Sep 2025 13:25:34 -0700
From: Tony Nguyen <anthony.l.nguyen@...el.com>
To: davem@...emloft.net,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com,
	andrew+netdev@...n.ch,
	netdev@...r.kernel.org
Cc: Jacek Kowalski <jacek@...ekk.info>,
	anthony.l.nguyen@...el.com,
	vitaly.lifshits@...el.com,
	dima.ruinskiy@...el.com,
	Simon Horman <horms@...nel.org>,
	Aleksandr Loktionov <aleksandr.loktionov@...el.com>
Subject: [PATCH net-next 8/9] igc: drop unnecessary constant casts to u16

From: Jacek Kowalski <jacek@...ekk.info>

Remove unnecessary casts of constant values to u16.
C's integer promotion rules make them ints no matter what.

Signed-off-by: Jacek Kowalski <jacek@...ekk.info>
Suggested-by: Simon Horman <horms@...nel.org>
Reviewed-by: Aleksandr Loktionov <aleksandr.loktionov@...el.com>
Reviewed-by: Simon Horman <horms@...nel.org>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@...el.com>
---
 drivers/net/ethernet/intel/igc/igc_i225.c | 2 +-
 drivers/net/ethernet/intel/igc/igc_nvm.c  | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/ethernet/intel/igc/igc_i225.c b/drivers/net/ethernet/intel/igc/igc_i225.c
index 0dd61719f1ed..5226d10cc95b 100644
--- a/drivers/net/ethernet/intel/igc/igc_i225.c
+++ b/drivers/net/ethernet/intel/igc/igc_i225.c
@@ -435,7 +435,7 @@ static s32 igc_update_nvm_checksum_i225(struct igc_hw *hw)
 		}
 		checksum += nvm_data;
 	}
-	checksum = (u16)NVM_SUM - checksum;
+	checksum = NVM_SUM - checksum;
 	ret_val = igc_write_nvm_srwr(hw, NVM_CHECKSUM_REG, 1,
 				     &checksum);
 	if (ret_val) {
diff --git a/drivers/net/ethernet/intel/igc/igc_nvm.c b/drivers/net/ethernet/intel/igc/igc_nvm.c
index efd121c03967..a47b8d39238c 100644
--- a/drivers/net/ethernet/intel/igc/igc_nvm.c
+++ b/drivers/net/ethernet/intel/igc/igc_nvm.c
@@ -123,7 +123,7 @@ s32 igc_validate_nvm_checksum(struct igc_hw *hw)
 		checksum += nvm_data;
 	}
 
-	if (checksum != (u16)NVM_SUM) {
+	if (checksum != NVM_SUM) {
 		hw_dbg("NVM Checksum Invalid\n");
 		ret_val = -IGC_ERR_NVM;
 		goto out;
@@ -155,7 +155,7 @@ s32 igc_update_nvm_checksum(struct igc_hw *hw)
 		}
 		checksum += nvm_data;
 	}
-	checksum = (u16)NVM_SUM - checksum;
+	checksum = NVM_SUM - checksum;
 	ret_val = hw->nvm.ops.write(hw, NVM_CHECKSUM_REG, 1, &checksum);
 	if (ret_val)
 		hw_dbg("NVM Write Error while updating checksum.\n");
-- 
2.47.1