linux-kernel - [PATCH 3.16.y-ckt 91/94] power: bq24190

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Message-Id: <1447409428-12178-92-git-send-email-luis.henriques@canonical.com>
Date:	Fri, 13 Nov 2015 10:10:25 +0000
From:	Luis Henriques <luis.henriques@...onical.com>
To:	linux-kernel@...r.kernel.org, stable@...r.kernel.org,
	kernel-team@...ts.ubuntu.com
Cc:	"Lad, Prabhakar" <prabhakar.csengg@...il.com>,
	Sebastian Reichel <sre@...nel.org>,
	Luis Henriques <luis.henriques@...onical.com>
Subject: [PATCH 3.16.y-ckt 91/94] power: bq24190_charger: suppress build warning

3.16.7-ckt20 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: "Lad, Prabhakar" <prabhakar.csengg@...il.com>

commit 31f50e48e3e4ea9d503285a389d6a1b5349d66c0 upstream.

This patch fixes following build warning:

In file included from include/linux/printk.h:261:0,
                 from include/linux/kernel.h:13,
                 from include/linux/list.h:8,
                 from include/linux/module.h:9,
                 from drivers/power/bq24190_charger.c:11:
drivers/power/bq24190_charger.c: In function ‘bq24190_irq_handler_thread’:
include/linux/dynamic_debug.h:86:20: warning: ‘ss_reg’ may be used uninitialized in this function [-Wmaybe-uninitialized]
   __dynamic_dev_dbg(&descriptor, dev, fmt, \
                    ^
drivers/power/bq24190_charger.c:1211:5: note: ‘ss_reg’ was declared here
  u8 ss_reg, f_reg;
     ^
In file included from include/linux/printk.h:261:0,
                 from include/linux/kernel.h:13,
                 from include/linux/list.h:8,
                 from include/linux/module.h:9,
                 from drivers/power/bq24190_charger.c:11:
include/linux/dynamic_debug.h:86:20: warning: ‘f_reg’ may be used uninitialized in this function [-Wmaybe-uninitialized]
   __dynamic_dev_dbg(&descriptor, dev, fmt, \
                    ^
drivers/power/bq24190_charger.c:1211:13: note: ‘f_reg’ was declared here
  u8 ss_reg, f_reg;

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@...il.com>
Signed-off-by: Sebastian Reichel <sre@...nel.org>
Signed-off-by: Luis Henriques <luis.henriques@...onical.com>
---
 drivers/power/bq24190_charger.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/power/bq24190_charger.c b/drivers/power/bq24190_charger.c
index e4c95e1a6733..d0e8236a6404 100644
--- a/drivers/power/bq24190_charger.c
+++ b/drivers/power/bq24190_charger.c
@@ -1208,7 +1208,7 @@ static irqreturn_t bq24190_irq_handler_thread(int irq, void *data)
 {
 	struct bq24190_dev_info *bdi = data;
 	bool alert_userspace = false;
-	u8 ss_reg, f_reg;
+	u8 ss_reg = 0, f_reg = 0;
 	int ret;
 
 	pm_runtime_get_sync(bdi->dev);
--
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