[FFmpeg-cvslog] avcodec/hevc: allocate entries unconditionally

[Michael Niedermayer]

ffmpeg | branch: release/2.7 | Michael Niedermayer <michael at niedermayer.cc> | Fri Nov 27 23:33:03 2015 +0100| [4fe6f9f6271c3e33ec9fddc3dbac17c0436c0f9a] | committer: Michael Niedermayer

avcodec/hevc: allocate entries unconditionally

Fixes out of array access
Fixes: 08664a2a7921ef48172f26495c7455be/asan_heap-oob_23036c6_3301_523388ef84285a0270caf67a43247b59.bit

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit d85aa76115214183e7e3b7d65e950da61474959a)

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4fe6f9f6271c3e33ec9fddc3dbac17c0436c0f9a
---

 libavcodec/hevc.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/libavcodec/hevc.c b/libavcodec/hevc.c
index 8e7e736..b52a6d1 100644
--- a/libavcodec/hevc.c
+++ b/libavcodec/hevc.c
@@ -2436,11 +2436,9 @@ static int hls_slice_data_wpp(HEVCContext *s, const uint8_t *nal, int length)
         return AVERROR(ENOMEM);
     }
 
+    ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1);
 
     if (!s->sList[1]) {
-        ff_alloc_entries(s->avctx, s->sh.num_entry_point_offsets + 1);
-
-
         for (i = 1; i < s->threads_number; i++) {
             s->sList[i] = av_malloc(sizeof(HEVCContext));
             memcpy(s->sList[i], s, sizeof(HEVCContext));