Fix turn off for empty message

Always failed with an empty message, due to misuse of fwrite().
Broken in commit df7dc203, v4.2.20.

diff --git a/src/lib/commands/turn.c b/src/lib/commands/turn.c
index 752001edd28d8d496926265c9ad71c26c4976642..99dce03d8eaa605e7c033537b181693722bb39eb 100644 (file)
--- a/src/lib/commands/turn.c
+++ b/src/lib/commands/turn.c
@@ -111,8 +111,8 @@ turn(void)
     memset(&tgm, 0, sizeof(tgm));
     time(&tgm.tel_date);
     tgm.tel_length = len;
-    if ((fwrite(&tgm, sizeof(tgm), 1, fptr) != 1) ||
-       (fwrite(msgbuf, tgm.tel_length, 1, fptr) != 1)) {
+    if (fwrite(&tgm, sizeof(tgm), 1, fptr) != 1 ||
+       fwrite(msgbuf, 1, tgm.tel_length, fptr) != tgm.tel_length) {
        fclose(fptr);
        pr("Something went wrong writing the message file.\n");
        logerror("Could not properly write message file (%s).\n",