Clear up some compiler warnings

2018-10-16 05:47:02 -05:00
parent 0139762a96
commit 9bf5d4331c
2 changed files with 3 additions and 3 deletions
--- a/Marlin/src/sd/cardreader.cpp
+++ b/Marlin/src/sd/cardreader.cpp
@ -544,8 +544,8 @@ void CardReader::checkautostart() {
      && !jobRecoverFileExists() // Don't run auto#.g when a resume file exists
    #endif
  ) {
-    char autoname[10];
-    sprintf_P(autoname, PSTR("auto%i.g"), int(autostart_index));
+    char autoname[8];
+    sprintf_P(autoname, PSTR("auto%c.g"), autostart_index + '0');
    dir_t p;
    root.rewind();
    while (root.readDir(&p, NULL) > 0) {