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From: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
To: anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com
Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com,
	intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
Subject: [Intel-wired-lan] [PATCH net-next] ixgbe: Remove redundant self-assignments in ACI command execution
Date: Wed,  8 Jan 2025 11:06:14 +0530	[thread overview]
Message-ID: <20250108053614.53924-1-dheeraj.linuxdev@gmail.com> (raw)

Remove redundant statements in ixgbe_aci_send_cmd_execute() where
raw_desc[i] is assigned to itself. These self-assignments have no
effect and can be safely removed.

Fixes: 46761fd52a88 ("ixgbe: Add support for E610 FW Admin Command Interface")
Closes: https://scan7.scan.coverity.com/#/project-view/52337/11354?selectedIssue=1602757
Signed-off-by: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
index 683c668672d6..408c0874cdc2 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
@@ -145,7 +145,6 @@ static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw,
 	if ((hicr & IXGBE_PF_HICR_SV)) {
 		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
 			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA(i));
-			raw_desc[i] = raw_desc[i];
 		}
 	}
 
@@ -153,7 +152,6 @@ static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw,
 	if ((hicr & IXGBE_PF_HICR_EV) && !(hicr & IXGBE_PF_HICR_C)) {
 		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
 			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA_2(i));
-			raw_desc[i] = raw_desc[i];
 		}
 	}
 
-- 
2.34.1


WARNING: multiple messages have this Message-ID (diff)
From: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
To: anthony.l.nguyen@intel.com, przemyslaw.kitszel@intel.com
Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, pabeni@redhat.com,
	intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
Subject: [PATCH net-next] ixgbe: Remove redundant self-assignments in ACI command execution
Date: Wed,  8 Jan 2025 11:06:14 +0530	[thread overview]
Message-ID: <20250108053614.53924-1-dheeraj.linuxdev@gmail.com> (raw)

Remove redundant statements in ixgbe_aci_send_cmd_execute() where
raw_desc[i] is assigned to itself. These self-assignments have no
effect and can be safely removed.

Fixes: 46761fd52a88 ("ixgbe: Add support for E610 FW Admin Command Interface")
Closes: https://scan7.scan.coverity.com/#/project-view/52337/11354?selectedIssue=1602757
Signed-off-by: Dheeraj Reddy Jonnalagadda <dheeraj.linuxdev@gmail.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
index 683c668672d6..408c0874cdc2 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_e610.c
@@ -145,7 +145,6 @@ static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw,
 	if ((hicr & IXGBE_PF_HICR_SV)) {
 		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
 			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA(i));
-			raw_desc[i] = raw_desc[i];
 		}
 	}
 
@@ -153,7 +152,6 @@ static int ixgbe_aci_send_cmd_execute(struct ixgbe_hw *hw,
 	if ((hicr & IXGBE_PF_HICR_EV) && !(hicr & IXGBE_PF_HICR_C)) {
 		for (i = 0; i < IXGBE_ACI_DESC_SIZE_IN_DWORDS; i++) {
 			raw_desc[i] = IXGBE_READ_REG(hw, IXGBE_PF_HIDA_2(i));
-			raw_desc[i] = raw_desc[i];
 		}
 	}
 
-- 
2.34.1


             reply	other threads:[~2025-01-08 16:27 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-08  5:36 Dheeraj Reddy Jonnalagadda [this message]
2025-01-08  5:36 ` [PATCH net-next] ixgbe: Remove redundant self-assignments in ACI command execution Dheeraj Reddy Jonnalagadda
2025-01-08  6:29 ` [Intel-wired-lan] " Michal Swiatkowski
2025-01-08  6:29   ` Michal Swiatkowski
  -- strict thread matches above, loose matches on Subject: below --
2025-01-13 15:23 [Intel-wired-lan] " Kwapulinski, Piotr
2025-01-14  0:22 ` Dheeraj Reddy Jonnalagadda
2025-01-14 12:32   ` Kwapulinski, Piotr
2025-01-14 12:32     ` Kwapulinski, Piotr
2025-01-15  3:37     ` Dheeraj Reddy Jonnalagadda

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