public inbox for devicetree@vger.kernel.org
 help / color / mirror / Atom feed
From: Dan Carpenter <dan.carpenter@oracle.com>
To: Felipe Balbi <balbi@ti.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Grant Likely <grant.likely@linaro.org>,
	Rob Herring <rob.herring@calxeda.com>,
	linux-usb@vger.kernel.org, linux-omap@vger.kernel.org,
	devicetree@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [patch] usb: phy: signedness bugs in suspend/resume functions
Date: Wed, 21 Aug 2013 11:41:22 +0300	[thread overview]
Message-ID: <20130821084122.GL5240@elgon.mountain> (raw)

"ret" needs to be signed for the error handling to work.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
I can't compile this.

diff --git a/drivers/usb/phy/phy-omap-usb2.c b/drivers/usb/phy/phy-omap-usb2.c
index 844ab68..d266861 100644
--- a/drivers/usb/phy/phy-omap-usb2.c
+++ b/drivers/usb/phy/phy-omap-usb2.c
@@ -98,8 +98,8 @@ static int omap_usb_set_peripheral(struct usb_otg *otg,
 
 static int omap_usb2_suspend(struct usb_phy *x, int suspend)
 {
-	u32 ret;
 	struct omap_usb *phy = phy_to_omapusb(x);
+	int ret;
 
 	if (suspend && !phy->is_suspended) {
 		omap_control_usb_phy_power(phy->control_dev, 0);
@@ -108,8 +108,7 @@ static int omap_usb2_suspend(struct usb_phy *x, int suspend)
 	} else if (!suspend && phy->is_suspended) {
 		ret = pm_runtime_get_sync(phy->dev);
 		if (ret < 0) {
-			dev_err(phy->dev, "get_sync failed with err %d\n",
-									ret);
+			dev_err(phy->dev, "get_sync failed with err %d\n", ret);
 			return ret;
 		}
 		omap_control_usb_phy_power(phy->control_dev, 1);
@@ -209,9 +208,9 @@ static int omap_usb2_runtime_suspend(struct device *dev)
 
 static int omap_usb2_runtime_resume(struct device *dev)
 {
-	u32 ret = 0;
 	struct platform_device	*pdev = to_platform_device(dev);
 	struct omap_usb	*phy = platform_get_drvdata(pdev);
+	int ret;
 
 	ret = clk_enable(phy->wkupclk);
 	if (ret < 0) {

                 reply	other threads:[~2013-08-21  8:41 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20130821084122.GL5240@elgon.mountain \
    --to=dan.carpenter@oracle.com \
    --cc=balbi@ti.com \
    --cc=devicetree@vger.kernel.org \
    --cc=grant.likely@linaro.org \
    --cc=gregkh@linuxfoundation.org \
    --cc=kernel-janitors@vger.kernel.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=rob.herring@calxeda.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox