avcodec/ansi: Fix frame memleak

Fixes: 1892/clusterfuzz-testcase-minimized-4519341733183488

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2017-05-29 14:07:33 +02:00
parent c49fa2a514
commit e091b9b3c7

View File

@ -80,10 +80,6 @@ static av_cold int decode_init(AVCodecContext *avctx)
AnsiContext *s = avctx->priv_data;
avctx->pix_fmt = AV_PIX_FMT_PAL8;
s->frame = av_frame_alloc();
if (!s->frame)
return AVERROR(ENOMEM);
/* defaults */
s->font = avpriv_vga16_font;
s->font_height = 16;
@ -98,6 +94,11 @@ static av_cold int decode_init(AVCodecContext *avctx)
av_log(avctx, AV_LOG_ERROR, "Invalid dimensions %d %d\n", avctx->width, avctx->height);
return AVERROR(EINVAL);
}
s->frame = av_frame_alloc();
if (!s->frame)
return AVERROR(ENOMEM);
return 0;
}