pnm: Fix spurious error message.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
14 years ago · 0257ac8f12
parent 7030501383
commit 0257ac8f12
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/pnm.c
+++ b/libavcodec/pnm.c
@ -135,7 +135,7 @@ int ff_pnm_decode_header(AVCodecContext *avctx, PNMContext * const s)
        return -1;
    pnm_get(s, buf1, sizeof(buf1));
    avctx->height = atoi(buf1);
-    if(av_image_check_size(avctx->width, avctx->height, 0, avctx))
+    if(avctx->height <= 0 || av_image_check_size(avctx->width, avctx->height, 0, avctx))
        return -1;
    if (avctx->pix_fmt != PIX_FMT_MONOWHITE) {
        pnm_get(s, buf1, sizeof(buf1));