linux-kernel - RE: [PATCH] usb: cdnsp: remove redundant initialization of variable ret

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Date:   Tue, 30 Mar 2021 03:37:12 +0000
From:   Pawel Laszczak <pawell@...ence.com>
To:     Colin King <colin.king@...onical.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>
CC:     "kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] usb: cdnsp: remove redundant initialization of variable
 ret

Hi Colin,

Thanks for this fix. 

>
>From: Colin Ian King <colin.king@...onical.com>
>
>The variable ret is being initialized with a value that is
>never read and it is being updated later with a new value.  The
>initialization is redundant and can be removed.
>
>Addresses-Coverity: ("Unused value")
>Signed-off-by: Colin Ian King <colin.king@...onical.com>

Reviewed-by: Pawel Laszczak <pawell@...ence.com>

>---
> drivers/usb/cdns3/cdnsp-mem.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
>diff --git a/drivers/usb/cdns3/cdnsp-mem.c b/drivers/usb/cdns3/cdnsp-mem.c
>index 7a84e928710e..d87b640e7b49 100644
>--- a/drivers/usb/cdns3/cdnsp-mem.c
>+++ b/drivers/usb/cdns3/cdnsp-mem.c
>@@ -686,7 +686,7 @@ static void cdnsp_free_priv_device(struct cdnsp_device *pdev)
>
> static int cdnsp_alloc_priv_device(struct cdnsp_device *pdev)
> {
>-	int ret = -ENOMEM;
>+	int ret;
>
> 	ret = cdnsp_init_device_ctx(pdev);
> 	if (ret)
>--
>2.30.2

Regards,
Pawel Laszczak