From 26e7d7b14e7a3912aa0ce59ebab191a9c2d9edfa Mon Sep 17 00:00:00 2001 From: "Wujian(Chin)" Date: Tue, 28 Jun 2022 11:15:12 +0000 Subject: avcodec/v4l2_m2m: Check if the file descriptor is valid before closing Fixes ticket #9507. Reviewed-by: Steven Liu Signed-off-by: wujian_nanjing --- libavcodec/v4l2_m2m.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'libavcodec/v4l2_m2m.c') diff --git a/libavcodec/v4l2_m2m.c b/libavcodec/v4l2_m2m.c index 51932baf84..984936004d 100644 --- a/libavcodec/v4l2_m2m.c +++ b/libavcodec/v4l2_m2m.c @@ -251,7 +251,8 @@ static void v4l2_m2m_destroy_context(void *opaque, uint8_t *context) ff_v4l2_context_release(&s->capture); sem_destroy(&s->refsync); - close(s->fd); + if (s->fd >= 0) + close(s->fd); av_frame_unref(s->frame); av_frame_free(&s->frame); av_packet_unref(&s->buf_pkt); -- cgit v1.2.3