Yet another round of coverity deffects fixes

mediachanger/castorrmc/common/serror.c

@@ -72,16 +72,6 @@ char    *sys_serrlist[SEMAXERR-SEBASEOFF+2]=
  * Package specific error messages (don't forget to update h/serrno.h)
  */
 
-/*
- *------------------------------------------------------------------------
- * COPYTAPE specific error messages
- *------------------------------------------------------------------------
- */
-char *sys_cerrlist[ECMAXERR-ECBASEOFF+2] =
-  {"Error 0",
-   "BAD ERROR NUMBER"
-  };
-
 /*
  *------------------------------------------------------------------------
  * DB specific error messages
@@ -510,11 +500,6 @@ char *  sstrerror_r(n,buf,buflen)
      * COMMON error messages
      */
     tmpstr = sys_serrlist[n-SEBASEOFF];
-  } else if ((n>ECBASEOFF) && (n<=ECMAXERR)) {
-    /*
-     * COPYTAPE specific error messages
-     */
-    tmpstr = sys_cerrlist[n-ECBASEOFF];
   } else if ((n>EDBBASEOFF) && (n<=EDBMAXERR)) {
     /*
      * DB specific error messages

mediachanger/castorrmc/h/serrno.h

@@ -19,7 +19,6 @@
 #include <stddef.h>                     /* For size_t on _WIN32         */
 
 #define SEBASEOFF       1000            /* Base offset for special err. */
-#define ECBASEOFF       1100            /* COPYTAPE error base offset   */
 #define EDBBASEOFF      1200            /* CDB error base offset        */
 #define EMSBASEOFF      1300            /* MSG error base offset        */
 #define ENSBASEOFF      1400            /* NS error base offset         */
@@ -91,13 +90,6 @@
  * Package specific error messages (don't forget to update commmon/serror.c)
  */
 
-/*
- *------------------------------------------------------------------------
- * COPYTAPE errors
- *------------------------------------------------------------------------
- */
-#define ECMAXERR        ECBASEOFF
-
 /*
  *------------------------------------------------------------------------
  * DB errors

mediachanger/castorrmc/rmc/rmclogit.c

@@ -32,6 +32,7 @@ int rmclogit(char *func, char *msg, ...)
 	vsprintf (prtbuf+strlen(prtbuf), msg, args);
 	va_end (args);
 	fd_log = open (RMCLOGFILE, O_WRONLY | O_CREAT | O_APPEND, 0664);
+        if (fd_log < 0) return -1;        
 	write (fd_log, prtbuf, strlen(prtbuf));
 	close (fd_log);
 	errno = save_errno;