serial-dmm: only do bytes to text conversion at higher log levels

Check the current log level before starting the potentially expensive
bytes to text conversion for a debug message (dump DMM packets).

diff --git a/src/hardware/serial-dmm/protocol.c b/src/hardware/serial-dmm/protocol.c
index 5e8912bf3d21c61906b25b0b21e7bd23b084c8dd..71fc1a4635c480f646859f8ed62a2f63f0b66eca 100644 (file)
--- a/src/hardware/serial-dmm/protocol.c
+++ b/src/hardware/serial-dmm/protocol.c
@@ -31,6 +31,9 @@ static void log_dmm_packet(const uint8_t *buf, size_t len)
 {
        GString *text;
 
+       if (sr_log_loglevel_get() < SR_LOG_DBG)
+               return;
+
        text = sr_hexdump_new(buf, len);
        sr_dbg("DMM packet: %s", text->str);
        sr_hexdump_free(text);