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| author | Tim Blechmann <tim@klingt.org> | 2024-02-19 21:49:21 +0800 |
|---|---|---|
| committer | Backport Bot <gitlab-backport-bot@gstreamer-foundation.org> | 2024-04-29 15:35:34 +0100 |
| commit | d829ff510c5d8425314b8f2d4b281e2bc3e928cc (patch) | |
| tree | fa77e063c34b228d3b2683516abf675cceaa6782 | |
| parent | 4a7f3d0b75c6f8b7b64d054349c7eb06fd513ca4 (diff) | |
v4l2: silence valgrind warning
Valgrind complains about uninitialized memory used in an ioctl
Syscall param ioctl(VKI_V4L2_G_TUNER).reserved points to uninitialised byte(s)
at 0x719294F: ioctl (ioctl.c:36)
by 0x3126A817: gst_v4l2_fill_lists (v4l2_calls.c:185)
by 0x3126A817: gst_v4l2_open (v4l2_calls.c:589)
by 0x3123F1C2: gst_v4l2_device_provider_probe_device (gstv4l2deviceprovider.c:122)
by 0x3123F648: gst_v4l2_device_provider_device_from_udev (gstv4l2deviceprovider.c:301)
by 0x3123F998: provider_thread (gstv4l2deviceprovider.c:395)
by 0x796FA50: ??? (in /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0.7200.4)
by 0x710CAC2: start_thread (pthread_create.c:442)
by 0x719DA03: clone (clone.S:100)
Address 0x44008a34 is on thread 11's stack
in frame #1, created by gst_v4l2_open (v4l2_calls.c:524)
Uninitialised value was created by a stack allocation
at 0x3126A024: gst_v4l2_open (v4l2_calls.c:524)
Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6761>
| -rw-r--r-- | subprojects/gst-plugins-good/sys/v4l2/v4l2_calls.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/subprojects/gst-plugins-good/sys/v4l2/v4l2_calls.c b/subprojects/gst-plugins-good/sys/v4l2/v4l2_calls.c index e207c51a3c..b2165bc13b 100644 --- a/subprojects/gst-plugins-good/sys/v4l2/v4l2_calls.c +++ b/subprojects/gst-plugins-good/sys/v4l2/v4l2_calls.c @@ -177,6 +177,7 @@ gst_v4l2_fill_lists (GstV4l2Object * v4l2object) if (input.type == V4L2_INPUT_TYPE_TUNER) { struct v4l2_tuner vtun; + memset (&vtun, 0, sizeof (vtun)); v4l2channel->tuner = input.tuner; channel->flags |= GST_TUNER_CHANNEL_FREQUENCY; |