linux-kernel - [RESEND PATCH v3 1/2] uacce: delete some redundant code.

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Message-ID: <1604309965-21752-2-git-send-email-yekai13@huawei.com>
Date:   Mon, 2 Nov 2020 17:39:24 +0800
From:   Kai Ye <yekai13@...wei.com>
To:     <linux-accelerators@...ts.ozlabs.org>,
        <linux-kernel@...r.kernel.org>, <linuxarm@...wei.com>,
        <gregkh@...uxfoundation.org>, <zhangfei.gao@...aro.org>
Subject: [RESEND PATCH v3 1/2] uacce: delete some redundant code.

Delete some redundant code.

Signed-off-by: Kai Ye <yekai13@...wei.com>
Reviewed-by: Zhou Wang <wangzhou1@...ilicon.com>
Reviewed-by: Jonathan Cameron <Jonathan.Cameron@...wei.com>
Acked-by: Zhangfei Gao <zhangfei.gao@...aro.org>
---
 drivers/misc/uacce/uacce.c | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/drivers/misc/uacce/uacce.c b/drivers/misc/uacce/uacce.c
index 56dd98a..eb827f1 100644
--- a/drivers/misc/uacce/uacce.c
+++ b/drivers/misc/uacce/uacce.c
@@ -231,17 +231,6 @@ static int uacce_fops_mmap(struct file *filep, struct vm_area_struct *vma)
 
 	switch (type) {
 	case UACCE_QFRT_MMIO:
-		if (!uacce->ops->mmap) {
-			ret = -EINVAL;
-			goto out_with_lock;
-		}
-
-		ret = uacce->ops->mmap(q, vma, qfr);
-		if (ret)
-			goto out_with_lock;
-
-		break;
-
 	case UACCE_QFRT_DUS:
 		if (!uacce->ops->mmap) {
 			ret = -EINVAL;
-- 
2.8.1