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vmnc: check return values of reallocation

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Also avoid memory leaks.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2013-07-26 13:49:36 +00:00
parent cf5ab8b6f7
commit 9437259276
1 changed files with 5 additions and 3 deletions
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8
libavcodec/vmnc.c
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@ -361,9 +361,11 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
av_log(avctx, AV_LOG_ERROR, "Cursor hot spot is not in image: %ix%i of %ix%i cursor size\n", c->cur_hx, c->cur_hy, c->cur_w, c->cur_h);
c->cur_hx = c->cur_hy = 0;
}
c->curbits = av_realloc(c->curbits, c->cur_w * c->cur_h * c->bpp2);
c->curmask = av_realloc(c->curmask, c->cur_w * c->cur_h * c->bpp2);
c->screendta = av_realloc(c->screendta, c->cur_w * c->cur_h * c->bpp2);
c->curbits = av_realloc_f(c->curbits, c->cur_w * c->cur_h, c->bpp2);
c->curmask = av_realloc_f(c->curmask, c->cur_w * c->cur_h, c->bpp2);
c->screendta = av_realloc_f(c->screendta, c->cur_w * c->cur_h, c->bpp2);
if (!c->curbits || !c->curmask || !c->screendta)
return AVERROR(ENOMEM);
load_cursor(c, src);
src += w * h * c->bpp2 * 2;
break;