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[FFmpeg-devel,v1,02/10] return value check for init_get_bits in wmaprodec.c

Message ID PAXP193MB12625A240763FB6780764E57B6F99@PAXP193MB1262.EURP193.PROD.OUTLOOK.COM
State New
Headers show
Series [FFmpeg-devel,v1,01/10] return value check for init_get_bits in wmv2dec.c | expand

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Commit Message

Maryam Ebrahimzadeh Aug. 12, 2021, 4:50 a.m. UTC 
---
 libavcodec/wmaprodec.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)
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Patch

diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index e0d00d2d37..23df0be6ab 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -1615,6 +1615,7 @@  static int decode_packet(AVCodecContext *avctx, WMAProDecodeCtx *s,
     int buf_size       = avpkt->size;
     int num_bits_prev_frame;
     int packet_sequence_number;
+    int ret;
 
     *got_frame_ptr = 0;
 
@@ -1666,7 +1667,9 @@  static int decode_packet(AVCodecContext *avctx, WMAProDecodeCtx *s,
         s->buf_bit_size = buf_size << 3;
 
         /** parse packet header */
-        init_get_bits(gb, buf, s->buf_bit_size);
+        ret = init_get_bits8(gb, buf, (s->buf_bit_size)/8);
+        if (ret < 0)
+            return ret;
         if (avctx->codec_id != AV_CODEC_ID_XMA2) {
             packet_sequence_number = get_bits(gb, 4);
             skip_bits(gb, 2);
@@ -1734,7 +1737,9 @@  static int decode_packet(AVCodecContext *avctx, WMAProDecodeCtx *s,
         }
 
         s->buf_bit_size = (avpkt->size - s->next_packet_start) << 3;
-        init_get_bits(gb, avpkt->data, s->buf_bit_size);
+        ret = init_get_bits8(gb, avpkt->data, (s->buf_bit_size)/8);
+        if (ret < 0)
+            return ret;
         skip_bits(gb, s->packet_offset);
         if (s->len_prefix && remaining_bits(s, gb) > s->log2_frame_size &&
             (frame_size = show_bits(gb, s->log2_frame_size)) &&