Reacting properly on failure to set hppa or alpha boot image. Coverity CID 28828, 28829.

xorriso/opts_a_c.c

@@ -915,6 +915,8 @@ treatment_patch:;
    strncpy(parm, treatpt + 5, parm_len);
    parm[parm_len]= 0;
    ret= Xorriso_set_hppa_boot_parm(xorriso, eqpt + 1, parm, 0);
+   if(ret <= 0)
+     goto ex;
 
  } else if(strncmp(treatpt, "alpha_boot=", 11) == 0) {
    sprintf(eff_path, "-boot_image %s %s", formpt, treatpt);
@@ -922,6 +924,8 @@ treatment_patch:;
    if(ret <= 0)
      goto ex;
    ret = Xorriso_set_alpha_boot(xorriso, treatpt + 11, 0);
+   if(ret <= 0)
+     goto ex;
 
  } else if(strncmp(treatpt, "boot_info_table=", 16)==0) {
    if(strcmp(treatpt + 16, "off") == 0)

xorriso/xorriso_timestamp.h

@@ -1 +1 @@
-#define Xorriso_timestamP "2015.11.06.194638"
+#define Xorriso_timestamP "2015.11.06.200320"