netdev - [PATCH] net: qed: Remove unneeded cast from memory allocation

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-next>] [day] [month] [year] [list]

Message-Id: <20200419162917.23030-1-aishwaryarj100@gmail.com>
Date:   Sun, 19 Apr 2020 21:59:17 +0530
From:   Aishwarya Ramakrishnan <aishwaryarj100@...il.com>
To:     Ariel Elior <aelior@...vell.com>, GR-everest-linux-l2@...vell.com,
        "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     aishwaryarj100@...il.com
Subject: [PATCH] net: qed: Remove unneeded cast from memory allocation

Remove casting the values returned by memory allocation function.

Coccinelle emits WARNING: casting value returned by memory allocation
function to struct pointer is useless.

This issue was detected by using the Coccinelle.

Signed-off-by: Aishwarya Ramakrishnan <aishwaryarj100@...il.com>
---
 drivers/net/ethernet/qlogic/qed/qed_roce.c | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/drivers/net/ethernet/qlogic/qed/qed_roce.c b/drivers/net/ethernet/qlogic/qed/qed_roce.c
index 37e70562a964..475b89903f46 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_roce.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_roce.c
@@ -736,9 +736,9 @@ static int qed_roce_sp_destroy_qp_responder(struct qed_hwfn *p_hwfn,
 
 	p_ramrod = &p_ent->ramrod.roce_destroy_qp_resp;
 
-	p_ramrod_res = (struct roce_destroy_qp_resp_output_params *)
-	    dma_alloc_coherent(&p_hwfn->cdev->pdev->dev, sizeof(*p_ramrod_res),
-			       &ramrod_res_phys, GFP_KERNEL);
+	p_ramrod_res = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
+					  sizeof(*p_ramrod_res),
+					  &ramrod_res_phys, GFP_KERNEL);
 
 	if (!p_ramrod_res) {
 		rc = -ENOMEM;
@@ -872,10 +872,10 @@ int qed_roce_query_qp(struct qed_hwfn *p_hwfn,
 	}
 
 	/* Send a query responder ramrod to FW to get RQ-PSN and state */
-	p_resp_ramrod_res = (struct roce_query_qp_resp_output_params *)
-	    dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
-			       sizeof(*p_resp_ramrod_res),
-			       &resp_ramrod_res_phys, GFP_KERNEL);
+	p_resp_ramrod_res =
+		dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
+				   sizeof(*p_resp_ramrod_res),
+				   &resp_ramrod_res_phys, GFP_KERNEL);
 	if (!p_resp_ramrod_res) {
 		DP_NOTICE(p_hwfn,
 			  "qed query qp failed: cannot allocate memory (ramrod)\n");
@@ -920,8 +920,7 @@ int qed_roce_query_qp(struct qed_hwfn *p_hwfn,
 	}
 
 	/* Send a query requester ramrod to FW to get SQ-PSN and state */
-	p_req_ramrod_res = (struct roce_query_qp_req_output_params *)
-			   dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
+	p_req_ramrod_res = dma_alloc_coherent(&p_hwfn->cdev->pdev->dev,
 					      sizeof(*p_req_ramrod_res),
 					      &req_ramrod_res_phys,
 					      GFP_KERNEL);
-- 
2.17.1