linux-kernel - [PATCH 1/1] extcon: fixing compile time warning

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Message-id: <1470043290-15486-1-git-send-email-maninder1.s@samsung.com>
Date:	Mon, 01 Aug 2016 14:51:30 +0530
From:	Maninder Singh <maninder1.s@...sung.com>
To:	myungjoo.ham@...sung.com, cw00.choi@...sung.com
Cc:	linux-kernel@...r.kernel.org, pankaj.m@...sung.com,
	Maninder Singh <maninder1.s@...sung.com>,
	Vaneet Narang <v.narang@...sung.com>
Subject: [PATCH 1/1] extcon: fixing compile time warning

This patch fixes below compilation warning:-
drivers/extcon/extcon.c: In function extcon_register_notifier:
drivers/extcon/extcon.c:455:6: warning: idx may be used uninitialized in this function [-Wmaybe-uninitialized]
   if (idx >= 0) {

Signed-off-by: Vaneet Narang <v.narang@...sung.com>
Signed-off-by: Maninder Singh <maninder1.s@...sung.com>
---
 drivers/extcon/extcon.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/extcon/extcon.c b/drivers/extcon/extcon.c
index 8682efc..24f04c4 100644
--- a/drivers/extcon/extcon.c
+++ b/drivers/extcon/extcon.c
@@ -428,7 +428,7 @@ int extcon_register_notifier(struct extcon_dev *edev, unsigned int id,
 			     struct notifier_block *nb)
 {
 	unsigned long flags;
-	int ret, idx;
+	int ret, idx = -EINVAL;
 
 	if (!nb)
 		return -EINVAL;
-- 
1.7.9.5