From 2856332719d8ec182523f7793bb0517aaac68e73 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Mon, 12 May 2014 02:25:58 +0200 Subject: [PATCH] avcodec/vda_h264: fix null pointer dereference Signed-off-by: Michael Niedermayer --- libavcodec/vda_h264.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/libavcodec/vda_h264.c b/libavcodec/vda_h264.c index 2bb45c317e..4caed5e8f7 100644 --- a/libavcodec/vda_h264.c +++ b/libavcodec/vda_h264.c @@ -274,9 +274,11 @@ int ff_vda_destroy_decoder(struct vda_context *vda_ctx) static int vda_h264_uninit(AVCodecContext *avctx) { VDAContext *vda = avctx->internal->hwaccel_priv_data; - av_freep(&vda->bitstream); - if (vda->frame) - CVPixelBufferRelease(vda->frame); + if (vda) { + av_freep(&vda->bitstream); + if (vda->frame) + CVPixelBufferRelease(vda->frame); + } return 0; }