linux-kernel - [PATCH 2/3] USB: dwc2: drop irq-flags initialisations

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Date:   Wed, 19 May 2021 11:33:02 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        Johan Hovold <johan@...nel.org>,
        Minas Harutyunyan <hminas@...opsys.com>
Subject: [PATCH 2/3] USB: dwc2: drop irq-flags initialisations

There's no need to initialise irq-flags variables before saving the
interrupt state.

While at it drop two redundant return-value initialisations from two of
the functions that got it wrong.

Cc: Minas Harutyunyan <hminas@...opsys.com>
Signed-off-by: Johan Hovold <johan@...nel.org>
---
 drivers/usb/dwc2/gadget.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c
index 184964174dc0..b16fb3611a86 100644
--- a/drivers/usb/dwc2/gadget.c
+++ b/drivers/usb/dwc2/gadget.c
@@ -1496,8 +1496,8 @@ static int dwc2_hsotg_ep_queue_lock(struct usb_ep *ep, struct usb_request *req,
 {
 	struct dwc2_hsotg_ep *hs_ep = our_ep(ep);
 	struct dwc2_hsotg *hs = hs_ep->parent;
-	unsigned long flags = 0;
-	int ret = 0;
+	unsigned long flags;
+	int ret;
 
 	spin_lock_irqsave(&hs->lock, flags);
 	ret = dwc2_hsotg_ep_queue(ep, req, gfp_flags);
@@ -4374,8 +4374,8 @@ static int dwc2_hsotg_ep_sethalt_lock(struct usb_ep *ep, int value)
 {
 	struct dwc2_hsotg_ep *hs_ep = our_ep(ep);
 	struct dwc2_hsotg *hs = hs_ep->parent;
-	unsigned long flags = 0;
-	int ret = 0;
+	unsigned long flags;
+	int ret;
 
 	spin_lock_irqsave(&hs->lock, flags);
 	ret = dwc2_hsotg_ep_sethalt(ep, value, false);
@@ -4505,7 +4505,7 @@ static int dwc2_hsotg_udc_start(struct usb_gadget *gadget,
 static int dwc2_hsotg_udc_stop(struct usb_gadget *gadget)
 {
 	struct dwc2_hsotg *hsotg = to_hsotg(gadget);
-	unsigned long flags = 0;
+	unsigned long flags;
 	int ep;
 
 	if (!hsotg)
@@ -4577,7 +4577,7 @@ static int dwc2_hsotg_set_selfpowered(struct usb_gadget *gadget,
 static int dwc2_hsotg_pullup(struct usb_gadget *gadget, int is_on)
 {
 	struct dwc2_hsotg *hsotg = to_hsotg(gadget);
-	unsigned long flags = 0;
+	unsigned long flags;
 
 	dev_dbg(hsotg->dev, "%s: is_on: %d op_state: %d\n", __func__, is_on,
 		hsotg->op_state);
-- 
2.26.3