Anonymous avatar Anonymous committed fb26d3d

Correct WHOX overflow check so it also works for fields other than the last.
Found with llvm static analyzer.

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Files changed (1)

 
 	max = *pos >= bufsize ? 0 : bufsize - *pos;
 	va_start(ap, fmt);
-	result = rb_vsnprintf(buf + *pos, bufsize - *pos, fmt, ap);
+	result = rb_vsnprintf(buf + *pos, max, fmt, ap);
 	va_end(ap);
 	*pos += result;
 }
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