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fixed problem which could result in strdup(NULL) 

CVS patchset: 252
CVS date: 1996/01/30 04:12:58
This commit is contained in:
ewt 1996-01-30 04:12:58 +00:00
parent 881145f547
commit 5764e29cdc
1 changed files with 5 additions and 1 deletions
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6
lib/var.c
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@ -21,5 +21,9 @@ void setVar(int var, char *val)
return ; /* XXX should we go harey carey here? */ return ; /* XXX should we go harey carey here? */
if (values[var]) free(values[var]); if (values[var]) free(values[var]);
values[var] = strdup(val);
if (val)
values[var] = strdup(val);
else
values[var] = NULL;
} }