lookup_netuser() to return false if passed a NULL or empty string.

89f2b1eb · rswindell · 3c30499b · 89f2b1eb
Commit 89f2b1eb authored Apr 23, 2020 by rswindell
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src/sbbs3/fido.cpp src/sbbs3/fido.cpp +1 -1

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--- a/src/sbbs3/fido.cpp
+++ b/src/sbbs3/fido.cpp
@@ -66,7 +66,7 @@ bool sbbs_t::lookup_netuser(char *into)
 	int i;
 	FILE *stream;

-	if(strchr(into,'@'))
+	if(into == NULL || into[0] == 0 || strchr(into,'@'))
 		return(false);
 	SAFECOPY(to,into);
 	strupr(to);