[FFmpeg-cvslog] avcodec/hevcdec: Check allocation

Andreas Rheinhardt git at videolan.org
Tue Jul 26 00:59:02 EEST 2022


ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Thu Jun 30 20:11:20 2022 +0200| [db99ca21500534d1ca3eecc1039f1f45394569e1] | committer: Andreas Rheinhardt

avcodec/hevcdec: Check allocation

Also postpone it after the checks for invalid input.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=db99ca21500534d1ca3eecc1039f1f45394569e1
---

 libavcodec/hevcdec.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libavcodec/hevcdec.c b/libavcodec/hevcdec.c
index b03cb15b7e..8f7c186b00 100644
--- a/libavcodec/hevcdec.c
+++ b/libavcodec/hevcdec.c
@@ -2649,8 +2649,6 @@ static int hls_slice_data_wpp(HEVCContext *s, const H2645NAL *nal)
         goto error;
     }
 
-    ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1);
-
     for (i = 1; i < s->threads_number; i++) {
         if (s->HEVClcList[i])
             continue;
@@ -2704,6 +2702,9 @@ static int hls_slice_data_wpp(HEVCContext *s, const H2645NAL *nal)
     }
 
     atomic_store(&s->wpp_err, 0);
+    res = ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1);
+    if (res < 0)
+        goto error;
     ff_reset_entries(s->avctx);
 
     for (i = 0; i <= s->sh.num_entry_point_offsets; i++) {



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