zipl/src: Drop "bootmap_dir" field of struct install_info

Use "bootmap_dir" field of struct job_target_data instead,
thus avoid allocation/releasing additional resources.

Signed-off-by: Eduard Shishkin <edward6@linux.ibm.com>
Reviewed-by: Stefan Haberland <sth@linux.ibm.com>
Signed-off-by: Steffen Eiden <seiden@linux.ibm.com>

zipl/include/install.h

@@ -73,10 +73,7 @@ struct install_set {
 	int fd;
 	char *device;
 	char *filename;
-	char *bootmap_dir;
 	unsigned int tmp_filename_created:1;
-	unsigned int bootmap_dir_created:1;
-	unsigned int dump_mounted:1;
 	unsigned int skip_prepare:1;
 	unsigned int print_details:1;
 	struct disk_info *info;

zipl/include/job.h

@@ -122,6 +122,8 @@ struct job_data {
 		struct job_ipl_tape_data ipl_tape;
 		struct job_mvdump_data mvdump;
 	} data;
+	int dump_mounted;
+	int bootmap_dir_created;
 	int noninteractive;
 	int verbose;
 	int add_files;