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exr: check return value

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CC: libav-stable@libav.org
Bug-Id: CID 1198259
This commit is contained in:
Vittorio Giovara 2014-11-12 19:10:45 +01:00
parent e4cb6abb2f
commit 3a6ddfb874
1 changed files with 3 additions and 2 deletions
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5
libavcodec/exr.c
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@ -311,8 +311,9 @@ static int huf_unpack_enc_table(GetByteContext *gb,
int32_t im, int32_t iM, uint64_t *hcode) int32_t im, int32_t iM, uint64_t *hcode)
{ {
GetBitContext gbit; GetBitContext gbit;
int ret = init_get_bits8(&gbit, gb->buffer, bytestream2_get_bytes_left(gb));
init_get_bits8(&gbit, gb->buffer, bytestream2_get_bytes_left(gb)); if (ret < 0)
return ret;
for (; im <= iM; im++) { for (; im <= iM; im++) {
uint64_t l = hcode[im] = get_bits(&gbit, 6); uint64_t l = hcode[im] = get_bits(&gbit, 6);