linux-kernel - [PATCH] staging: vt6656: remove unneeded variable: ret

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Message-Id: <20200322092303.2518033-1-jbwyatt4@gmail.com>
Date:   Sun, 22 Mar 2020 02:23:03 -0700
From:   "John B. Wyatt IV" <jbwyatt4@...il.com>
To:     outreachy-kernel@...glegroups.com,
        Julia Lawall <julia.lawall@...ia.fr>,
        Forest Bond <forest@...ttletooquiet.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Quentin Deslandes <quentin.deslandes@...ev.co.uk>,
        Colin Ian King <colin.king@...onical.com>,
        Malcolm Priestley <tvboxspy@...il.com>,
        Oscar Carter <oscar.carter@....com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Cc:     "John B. Wyatt IV" <jbwyatt4@...il.com>
Subject: [PATCH] staging: vt6656: remove unneeded variable: ret

Remove unneeded variable ret; replace with 0 for the return value.

Update function documentation (comment) on the return status as
suggested by Julia Lawall <julia.lawall@...ia.fr>.

Issue reported by coccinelle (coccicheck).

Signed-off-by: John B. Wyatt IV <jbwyatt4@...il.com>
---
 drivers/staging/vt6656/card.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/vt6656/card.c b/drivers/staging/vt6656/card.c
index dc3ab10eb630..05b57a2489a0 100644
--- a/drivers/staging/vt6656/card.c
+++ b/drivers/staging/vt6656/card.c
@@ -716,13 +716,11 @@ int vnt_radio_power_off(struct vnt_private *priv)
  *  Out:
  *      none
  *
- * Return Value: true if success; otherwise false
+ * Return Value: 0
  *
  */
 int vnt_radio_power_on(struct vnt_private *priv)
 {
-	int ret = 0;
-
 	vnt_exit_deep_sleep(priv);
 
 	vnt_mac_reg_bits_on(priv, MAC_REG_HOSTCR, HOSTCR_RXON);
@@ -741,7 +739,7 @@ int vnt_radio_power_on(struct vnt_private *priv)
 
 	vnt_mac_reg_bits_off(priv, MAC_REG_GPIOCTL1, GPIO3_INTMD);
 
-	return ret;
+	return 0;
 }
 
 void vnt_set_bss_mode(struct vnt_private *priv)
-- 
2.25.1