From: Gerhard Sittig <redacted>
Date: Fri, 18 Sep 2020 14:38:54 +0000 (+0200)
Subject: serial-dmm: only do bytes to text conversion at higher log levels
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=abcb13855f5dfdd34bdae5da0586b37c7d2d8731;p=libsigrok.git

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 5e8912bf..71fc1a46 100644
--- 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);