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frontend/define.c, ntharg(), avoid segfault when out of `args' 

return NULL instead
This commit is contained in:
rlar 2015-10-04 19:22:23 +02:00
parent b137930330
commit 600d289000
1 changed files with 2 additions and 0 deletions
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2
src/frontend/define.c
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@ -420,6 +420,8 @@ ntharg(int num, struct pnode *args)
else else
return (NULL); return (NULL);
} }
if (!ptry)
return NULL;
ptry = ptry->pn_right; ptry = ptry->pn_right;
} }