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Fix underflow in consistancy checking code

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Louis-Antoine 2020-10-26 23:15:22 +01:00
parent 50d2c95470
commit 9f5686ef48
1 changed files with 1 additions and 1 deletions
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src/d_clisrv.c
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@ -4067,7 +4067,7 @@ static void HandlePacketFromPlayer(SINT8 node)
&netbuffer->u.client2pak.cmd2, 1);
// Check player consistancy during the level
if (realstart <= gametic && realstart > gametic - BACKUPTICS+1 && gamestate == GS_LEVEL
if (realstart <= gametic && realstart + BACKUPTICS - 1 > gametic && gamestate == GS_LEVEL
&& consistancy[realstart%BACKUPTICS] != SHORT(netbuffer->u.clientpak.consistancy)
&& !resendingsavegame[node])
{