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-rw-r--r--src/drivers/px4io/px4io.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/drivers/px4io/px4io.cpp b/src/drivers/px4io/px4io.cpp
index f9fb9eea9..aca411b1e 100644
--- a/src/drivers/px4io/px4io.cpp
+++ b/src/drivers/px4io/px4io.cpp
@@ -1509,7 +1509,7 @@ PX4IO::mixer_send(const char *buf, unsigned buflen, unsigned retries)
* even.
*/
unsigned total_len = sizeof(px4io_mixdata) + count;
- if (total_len % 1) {
+ if (total_len % 2) {
msg->text[count] = '\0';
total_len++;
}