Fix sprintf_P call

2020-08-13 20:27:55 -05:00
parent 3618b9c7be
commit e5c2fbd6ac
1 changed files with 6 additions and 4 deletions
@@ -260,11 +260,13 @@ void GcodeSuite::G34() {
        #endif
      );
      #if HAS_DISPLAY
-        char msg[30], fstr1[16];
-        #if NUM_Z_STEPPER_DRIVERS == 3
-          char fstr2[16], fstr3[16];
+        char fstr1[10];
+        #if NUM_Z_STEPPER_DRIVERS == 2
+          char msg[6 + (6 + 5) * 1 + 1];
+        #else
+          char msg[6 + (6 + 5) * 3 + 1], fstr2[10], fstr3[10];
        #endif
-        sprintf_P(
+        sprintf_P(msg,
          PSTR("Diffs Z1-Z2=%s"
            #if NUM_Z_STEPPER_DRIVERS == 3
              " Z2-Z3=%s"