usb: phy: mxs: declare variable with initialized value

Junlisuzhou · felipebalbi · commit 63b121e3a316 · 2016-02-03T19:57:41.000+02:00
Initialize vbus_value to be 0 since it's possible not to assign
any value before judgement.

Acked-by: Peter Chen &lt;peter.chen@nxp.com
Signed-off-by: Li Jun &lt;jun.li@nxp.com&gt;
Signed-off-by: Felipe Balbi &lt;balbi@kernel.org&gt;
diff --git a/drivers/usb/phy/phy-mxs-usb.c b/drivers/usb/phy/phy-mxs-usb.c
@@ -220,7 +220,7 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy)
 /* Return true if the vbus is there */
 static bool mxs_phy_get_vbus_status(struct mxs_phy *mxs_phy)
 {
-	unsigned int vbus_value;
+	unsigned int vbus_value = 0;
 
 	if (!mxs_phy->regmap_anatop)
 		return false;

Original file line number	Diff line number	Diff line change
`@@ -220,7 +220,7 @@ static int mxs_phy_hw_init(struct mxs_phy *mxs_phy)`
`220`	`220`	`/* Return true if the vbus is there */`
`221`	`221`	`static bool mxs_phy_get_vbus_status(struct mxs_phy *mxs_phy)`
`222`	`222`	`{`
`223`		`- unsigned int vbus_value;`
	`223`	`+ unsigned int vbus_value = 0;`
`224`	`224`
`225`	`225`	`if (!mxs_phy->regmap_anatop)`
`226`	`226`	`return false;`