X-Git-Url: https://git.ao2.it/visomat-utils.git/blobdiff_plain/561b6786281209c2bf7b4492f0ac32c275da9b28..8d67f9a624e9097a7c99513dd0e73daf3b59ae8d:/src/visomat-data-downloader.c

diff --git a/src/visomat-data-downloader.c b/src/visomat-data-downloader.c
index 2bdd5ea..97da8e8 100644
--- a/src/visomat-data-downloader.c
+++ b/src/visomat-data-downloader.c
@@ -119,7 +119,7 @@ static void print_record_csv_compat(struct datetime *d, struct pressure *p)
 	printf("\n");
 }
 
-/* TODO separate better decoding data from printing it */
+/* TODO: it would be better to separate decoding data from printing it */
 static int decode_eeprom(unsigned char *buffer,
 			 unsigned int len,
 			 unsigned int user_mask)
@@ -156,6 +156,13 @@ static int decode_eeprom(unsigned char *buffer,
 			/* user_id and num_records take 3 bytes */
 			i += 3;
 
+			/*
+			 * when there are no records, there is a dummy byte
+			 * which has to be consumed
+			 */
+			if (num_records == 0)
+				i += 1;
+
 			for (j = 0; j < num_records; j++) {
 				ret = extract_datetime(buffer + i, &d);
 				if (ret < 0)