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Subject: media: v4l2: fix uninitialized value tuner_status(CWE-457) Author: Yan Lei <[email protected]> Date: Sun Apr 10 02:58:54 2022 +0100 Declaring variable "tuner_status" without initializer. Using uninitialized value "tuner_status" when calling "*fe_tuner_ops->get_status". (The function pointer resolves to "cx24113_get_status".) Signed-off-by: Yan Lei <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> drivers/media/v4l2-core/tuner-core.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- diff --git a/drivers/media/v4l2-core/tuner-core.c b/drivers/media/v4l2-core/tuner-core.c index ad9224a18853..2d47c10de062 100644 --- a/drivers/media/v4l2-core/tuner-core.c +++ b/drivers/media/v4l2-core/tuner-core.c @@ -1118,7 +1118,7 @@ static void tuner_status(struct dvb_frontend *fe) if (t->mode != V4L2_TUNER_RADIO) return; if (fe_tuner_ops->get_status) { - u32 tuner_status; + u32 tuner_status = 0; fe_tuner_ops->get_status(&t->fe, &tuner_status); if (tuner_status & TUNER_STATUS_LOCKED) @@ -1258,7 +1258,7 @@ static int tuner_g_tuner(struct v4l2_subdev *sd, struct v4l2_tuner *vt) if (vt->type == t->mode) { vt->rxsubchans = V4L2_TUNER_SUB_MONO | V4L2_TUNER_SUB_STEREO; if (fe_tuner_ops->get_status) { - u32 tuner_status; + u32 tuner_status = 0; fe_tuner_ops->get_status(&t->fe, &tuner_status); vt->rxsubchans = _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
