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| author | Yaowu Xu <yaowu@google.com> | 2013-10-15 13:46:29 -0700 |
|---|---|---|
| committer | Yaowu Xu <yaowu@google.com> | 2013-10-29 10:28:25 -0700 |
| commit | cd4bac30046f8a756c33e50888f9806dea8f4cdc (patch) | |
| tree | 5a4237c383e6e3ad9a99cb10c74d1d80ed347bd7 | |
| parent | 2f4a2a12681a8f9b7685ecd8377bc3954e662959 (diff) | |
| download | libvpx-cd4bac30046f8a756c33e50888f9806dea8f4cdc.tar.gz | |
Prevent access to invalid pointer
The commit added check to make sure no invalid memory access even when
the decoder instance is never initialized.
Change-Id: I4da343d0b3c78c27777ac7f5ce7688562c69f0c5
| -rw-r--r-- | vp9/vp9_dx_iface.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/vp9/vp9_dx_iface.c b/vp9/vp9_dx_iface.c index 10b32385c..a70cdceed 100644 --- a/vp9/vp9_dx_iface.c +++ b/vp9/vp9_dx_iface.c @@ -655,8 +655,10 @@ static vpx_codec_err_t get_frame_corrupted(vpx_codec_alg_priv_t *ctx, if (corrupted) { VP9D_COMP *pbi = (VP9D_COMP *)ctx->pbi; - *corrupted = pbi->common.frame_to_show->corrupted; - + if (pbi) + *corrupted = pbi->common.frame_to_show->corrupted; + else + return VPX_CODEC_ERROR; return VPX_CODEC_OK; } else return VPX_CODEC_INVALID_PARAM; |