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engine: fix crash when reading GoldSrc hashpaks

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This commit is contained in:
Alibek Omarov 2022-09-19 06:02:41 +03:00
parent c59b244d04
commit 0645402946
1 changed files with 5 additions and 3 deletions
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6
engine/common/hpak.c
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@ -702,11 +702,13 @@ qboolean HPAK_GetDataPointer( const char *filename, resource_t *pResource, byte
{
entry = &directory.entries[i];
if( !memcmp( entry->resource.rgucMD5_hash, pResource->rgucMD5_hash, 16 ))
if( entry->filepos > 0 &&
entry->disksize > 0 &&
!memcmp( entry->resource.rgucMD5_hash, pResource->rgucMD5_hash, 16 ))
{
FS_Seek( f, entry->filepos, SEEK_SET );
if( buffer && entry->disksize > 0 )
if( buffer )
{
tmpbuf = Z_Malloc( entry->disksize );
FS_Read( f, tmpbuf, entry->disksize );