G4 could wait for an undefined time

Got:
Marlin_main.cpp:1689: warning: 'codenum' may be used uninitialized in this function

And indeed codenum is undefined when no parameter is given.
This commit is contained in:
AnHardt 2015-03-18 11:23:41 +01:00
parent f5f99c4883
commit b94dd33641

View File

@ -1690,7 +1690,7 @@ inline void gcode_G2_G3(bool clockwise) {
* G4: Dwell S<seconds> or P<milliseconds> * G4: Dwell S<seconds> or P<milliseconds>
*/ */
inline void gcode_G4() { inline void gcode_G4() {
unsigned long codenum; unsigned long codenum=0;
LCD_MESSAGEPGM(MSG_DWELL); LCD_MESSAGEPGM(MSG_DWELL);