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Fix memory leak on error path in md5_printf
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@ -51,6 +51,7 @@ static int md5_printf(char *md, const char *fmt, ...)
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va_start(ap, fmt);
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len = vasprintf((char **)&buf, fmt, ap);
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if (buf == NULL) {
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va_end(ap);
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return ESP_FAIL;
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}
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