avrdude: Fix serial port handle leak in many places

2019-02-27 16:32:17 +01:00
parent a61a72cc94
commit b7941345d1
5 changed files with 38 additions and 12 deletions
--- a/src/avrdude/wiring.c
+++ b/src/avrdude/wiring.c
@@ -192,8 +192,10 @@ static int wiring_open(PROGRAMMER * pgm, char * port)
  /* drain any extraneous input */
  stk500v2_drain(pgm, 0);

-  if (stk500v2_getsync(pgm) < 0)
+  if (stk500v2_getsync(pgm) < 0) {
+    serial_close(&pgm->fd);
    return -1;
+  }

  return 0;
 }