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Fix two Polymer crashes related to corrupted maps.

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git-svn-id: https://svn.eduke32.com/eduke32@4471 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
hendricks266 2014-05-17 12:36:03 +00:00
parent 5f3921fa93
commit 20bf310cba
1 changed files with 2 additions and 2 deletions
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4
polymer/eduke32/build/src/polymer.c
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@ -2884,7 +2884,7 @@ static void polymer_updatewall(int16_t wallnum)
w = prwalls[wallnum];
s = prsectors[sectofwall];
invalid = s->invalidid;
if (nwallnum >= 0 && nwallnum < numwalls)
if (nwallnum >= 0 && nwallnum < numwalls && wal->nextsector >= 0 && wal->nextsector < numsectors)
{
ns = prsectors[wal->nextsector];
invalid += ns->invalidid;
@ -2969,7 +2969,7 @@ static void polymer_updatewall(int16_t wallnum)
else
xref = 0;
if (wal->nextsector < 0 || wal->nextsector >= numsectors)
if (wal->nextsector < 0 || wal->nextsector >= numsectors || !ns)
{
Bmemcpy(w->wall.buffer, &s->floor.buffer[(wallnum - sec->wallptr) * 5], sizeof(GLfloat) * 3);
Bmemcpy(&w->wall.buffer[5], &s->floor.buffer[(wal->point2 - sec->wallptr) * 5], sizeof(GLfloat) * 3);