Handle channel IDs without index or modifier correctly

Channel whose ID is "timestamp" has type IIO_CHAN_TYPE_UNKNOWN before this patch, but it should be IIO_TIMESTAMP. Signed-off-by: Ryo Hashimoto <[email protected]>
cristi-iacob · Feb 8, 2020 · d7838e4 · d7838e4
1 parent f7c5e7f
commit d7838e4
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/channel.c b/channel.c
@@ -140,8 +140,9 @@ void iio_channel_init_finalize(struct iio_channel *chn)
 		len = strlen(iio_chan_type_name_spec[i]);
 		if (strncmp(iio_chan_type_name_spec[i], chn->id, len) != 0)
 			continue;
-		/* Type must be followed by either a '_' or a digit */
-		if (chn->id[len] != '_' && (chn->id[len] < '0' || chn->id[len] > '9'))
+		/* Type must be followed by one of a '\0', a '_', or a digit */
+		if (chn->id[len] != '\0' && chn->id[len] != '_' &&
+				(chn->id[len] < '0' || chn->id[len] > '9'))
 			continue;
 
 		chn->type = (enum iio_chan_type) i;