[PATCH 3.16.y-ckt 91/94] power: bq24190_charger: suppress build warning

From: Luis Henriques
Date: Fri Nov 13 2015 - 05:13:40 EST


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

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

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

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 âbq24190_irq_handler_threadâ:
include/linux/dynamic_debug.h:86:20: warning: âss_regâ may be used uninitialized in this function [-Wmaybe-uninitialized]
__dynamic_dev_dbg(&descriptor, dev, fmt, \
^
drivers/power/bq24190_charger.c:1211:5: note: âss_regâ 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: âf_regâ may be used uninitialized in this function [-Wmaybe-uninitialized]
__dynamic_dev_dbg(&descriptor, dev, fmt, \
^
drivers/power/bq24190_charger.c:1211:13: note: âf_regâ was declared here
u8 ss_reg, f_reg;

Signed-off-by: Lad, Prabhakar <prabhakar.csengg@xxxxxxxxx>
Signed-off-by: Sebastian Reichel <sre@xxxxxxxxxx>
Signed-off-by: Luis Henriques <luis.henriques@xxxxxxxxxxxxx>
---
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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