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src/common/compat.c:tor_vasprintf() - vsnprintf() was properly checked but tor_vsnprintf() available so why not use it?
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@ -573,7 +573,9 @@ tor_vasprintf(char **strp, const char *fmt, va_list args)
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int len, r;
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va_list tmp_args;
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va_copy(tmp_args, args);
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len = vsnprintf(buf, sizeof(buf), fmt, tmp_args);
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/* vsnprintf() was properly checked but tor_vsnprintf() available so
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* why not use it? */
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len = tor_vsnprintf(buf, sizeof(buf), fmt, tmp_args);
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va_end(tmp_args);
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if (len < (int)sizeof(buf)) {
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*strp = tor_strdup(buf);
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