[PATCH 3.12 193/235] ite-cir: initialize use_demodulator before using it
From: Jiri Slaby
Date: Fri Jan 27 2017 - 06:25:17 EST
From: Nicolas Iooss <nicolas.iooss_linux@xxxxxxx>
3.12-stable review patch. If anyone has any objections, please let me know.
===============
commit 7ec03e60ef81c19b5d3a46dd070ee966774b860f upstream.
Function ite_set_carrier_params() uses variable use_demodulator after
having initialized it to false in some if branches, but this variable is
never set to true otherwise.
This bug has been found using clang -Wsometimes-uninitialized warning
flag.
Fixes: 620a32bba4a2 ("[media] rc: New rc-based ite-cir driver for
several ITE CIRs")
Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@xxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
drivers/media/rc/ite-cir.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/media/rc/ite-cir.c b/drivers/media/rc/ite-cir.c
index 63b42252166a..7a754ec826ac 100644
--- a/drivers/media/rc/ite-cir.c
+++ b/drivers/media/rc/ite-cir.c
@@ -263,6 +263,8 @@ static void ite_set_carrier_params(struct ite_dev *dev)
if (allowance > ITE_RXDCR_MAX)
allowance = ITE_RXDCR_MAX;
+
+ use_demodulator = true;
}
}
--
2.11.0