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From: Wang Qing <wangqing@vivo.com>
To: Tyrel Datwyler <tyreld@linux.ibm.com>,
	Michael Ellerman <mpe@ellerman.id.au>,
	Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	"James E.J. Bottomley" <jejb@linux.ibm.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>,
	linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org,
	linux-kernel@vger.kernel.org
Cc: Wang Qing <wangqing@vivo.com>
Subject: [PATCH] scsi: ibmvscsi: delete the useless casting value returned
Date: Fri, 12 Mar 2021 10:18:53 +0800	[thread overview]
Message-ID: <1615515534-1250-1-git-send-email-wangqing@vivo.com> (raw)

Fix the following coccicheck warning:
WARNING: casting value returned by memory allocation function is useless.

Signed-off-by: Wang Qing <wangqing@vivo.com>
---
 drivers/scsi/ibmvscsi/ibmvscsi.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 29fcc44..f084ca10
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -717,8 +717,7 @@ static int map_sg_data(struct scsi_cmnd *cmd,
 
 	/* get indirect table */
 	if (!evt_struct->ext_list) {
-		evt_struct->ext_list = (struct srp_direct_buf *)
-			dma_alloc_coherent(dev,
+		evt_struct->ext_list = dma_alloc_coherent(dev,
 					   SG_ALL * sizeof(struct srp_direct_buf),
 					   &evt_struct->ext_list_token, 0);
 		if (!evt_struct->ext_list) {
-- 
2.7.4


             reply	other threads:[~2021-03-12  2:27 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-12  2:18 Wang Qing [this message]
2021-03-30  3:54 ` [PATCH] scsi: ibmvscsi: delete the useless casting value returned Martin K. Petersen

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