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Add a sanity check to prevent a potential crash

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This commit is contained in:
Yamagi Burmeister 2011-09-27 16:08:55 +00:00
parent 313008eb19
commit da9ba25067
1 changed files with 6 additions and 1 deletions
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7
src/game/baseq2/g_ai.c
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@ -308,6 +308,11 @@ visible(edict_t *self, edict_t *other)
vec3_t spot2; vec3_t spot2;
trace_t trace; trace_t trace;
if (!self || !other)
{
return false;
}
VectorCopy(self->s.origin, spot1); VectorCopy(self->s.origin, spot1);
spot1[2] += self->viewheight; spot1[2] += self->viewheight;
VectorCopy(other->s.origin, spot2); VectorCopy(other->s.origin, spot2);
@ -333,7 +338,7 @@ infront(edict_t *self, edict_t *other)
float dot; float dot;
vec3_t forward; vec3_t forward;
if ((self == NULL) || (other == NULL)) if (!self || !other)
{ {
return false; return false;
} }