String optimize followup

5 years ago · b5c2190b38
1 changed files with 1 additions and 1 deletions
--- a/Marlin/src/sd/cardreader.cpp
+++ b/Marlin/src/sd/cardreader.cpp
@ -521,7 +521,7 @@ void CardReader::openFileRead(char * const path, const uint8_t subcall_type/*=0*
    openFailed(fname);
 }
-inline void echo_write_to_file(char * const fname) {
+inline void echo_write_to_file(const char * const fname) {
  SERIAL_ECHOLNPAIR(STR_SD_WRITE_TO_FILE, fname);
 }