jpeg2000: Fix Unintended sign extension in malloc arguments of cblk.

Fixes CID1026770 Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
12 years ago · d8c10324ed
parent 6952e2f82a
commit d8c10324ed
1 changed files with 1 additions and 1 deletions
--- a/libavcodec/jpeg2000.c
+++ b/libavcodec/jpeg2000.c
@ -420,7 +420,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
                    return AVERROR(ENOMEM);

                prec->cblk = av_malloc_array(prec->nb_codeblocks_width *
-                                             prec->nb_codeblocks_height,
+                                             (uint64_t)prec->nb_codeblocks_height,
                                             sizeof(*prec->cblk));
                if (!prec->cblk)
                    return AVERROR(ENOMEM);