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fix rare double free when getting hit at the same tic as a resynch occurs

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Alug 2025-04-29 19:24:03 +02:00
parent c5eb38bd0e
commit ebb86169a9
1 changed files with 5 additions and 7 deletions
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12
src/g_demo.c
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@ -613,7 +613,7 @@ void G_WriteDemoTiccmd(ticcmd_t *cmd, INT32 playernum)
oldcmd[playernum].forwardmove = cmd->forwardmove;
ziptic |= ZT_FWD;
}
if (cmd->sidemove != oldcmd[playernum].sidemove)
{
WRITESINT8(demobuf.p,cmd->sidemove);
@ -627,7 +627,7 @@ void G_WriteDemoTiccmd(ticcmd_t *cmd, INT32 playernum)
oldcmd[playernum].turning = cmd->turning;
ziptic |= ZT_TURNING;
}
if (cmd->angle != oldcmd[playernum].angle)
{
WRITEINT16(demobuf.p,cmd->angle);
@ -757,7 +757,7 @@ void G_GhostAddHit(INT32 playernum, mobj_t *victim)
return;
ghostext[playernum].flags |= EZT_HIT;
ghostext[playernum].hits++;
ghostext[playernum].hitlist = Z_Realloc(ghostext[playernum].hitlist, ghostext[playernum].hits * sizeof(mobj_t *), PU_LEVEL, NULL);
ghostext[playernum].hitlist = Z_Realloc(ghostext[playernum].hitlist, ghostext[playernum].hits * sizeof(mobj_t *), PU_LEVEL, &ghostext[playernum].hitlist);
P_SetTarget(ghostext[playernum].hitlist + (ghostext[playernum].hits-1), victim);
}
@ -939,9 +939,7 @@ void G_WriteGhostTic(mobj_t *ghost, INT32 playernum)
WRITEANGLE(demobuf.p,mo->angle);
P_SetTarget(ghostext[playernum].hitlist+i, NULL);
}
Z_Free(ghostext[playernum].hitlist);
ghostext[playernum].hits = 0;
ghostext[playernum].hitlist = NULL;
}
if (ghostext[playernum].flags & EZT_SPRITE)
WRITEUINT16(demobuf.p,oldghost[playernum].sprite);
@ -2193,7 +2191,7 @@ void G_BeginRecording(void)
WRITEUINT8(demobuf.p, grandprixinfo.masterbots == true);
WRITEUINT8(demobuf.p, grandprixinfo.eventmode);
}
// Save "mapmusrng" used for altmusic selection
WRITEUINT8(demobuf.p, mapmusrng);
@ -3165,7 +3163,7 @@ void G_DoPlayDemo(char *defdemoname)
grandprixinfo.masterbots = READUINT8(demobuf.p) != 0;
grandprixinfo.eventmode = READUINT8(demobuf.p);
}
// Load "mapmusrng" used for altmusic selection
mapmusrng = READUINT8(demobuf.p);