64 static int build_usage_string(char *dname, char *by, char *data, char **use,
854 	char	*dname = NULL;  in dm_inuse()  local
866 	dname = getfullblkname(dev_name);  in dm_inuse()
871 	if (dname == NULL || *dname == '\0') {  in dm_inuse()
881 	if (ANY_ZPOOL_USE(who) && (err = dm_inuse_swap(dname, errp))) {  in dm_inuse()
885 			free(dname);  in dm_inuse()
890 		(void) build_usage_string(dname, DM_USE_MOUNT, "swap", msg,  in dm_inuse()
896 		free(dname);  in dm_inuse()
900 	dm_get_slice_stats(dname, &dev_stats, errp);  in dm_inuse()
910 		free(dname);  in dm_inuse()
954 				if (build_usage_string(dname,  in dm_inuse()
978 				if (build_usage_string(dname,  in dm_inuse()
996 				if (build_usage_string(dname,  in dm_inuse()
1008 				if (build_usage_string(dname,  in dm_inuse()
1022 				if (build_usage_string(dname,  in dm_inuse()
1031 					if (build_usage_string(dname, by,  in dm_inuse()
1048 	if (dname != NULL)  in dm_inuse()
1049 		free(dname);  in dm_inuse()
1248 build_usage_string(char *dname, char *by, char *data, char **msg,  in build_usage_string()  argument
1268 	len1 = snprintf(NULL, 0, use, dname, data);  in build_usage_string()
1284 	(void) snprintf(*msg + len0, len1 + 1, use, dname, data);  in build_usage_string()