64 static int build_usage_string(char *dname, char *by, char *data, char **use,
855 	char	*dname = NULL;  in dm_inuse()  local
867 	dname = getfullblkname(dev_name);  in dm_inuse()
872 	if (dname == NULL || *dname == '\0') {  in dm_inuse()
882 	if (ANY_ZPOOL_USE(who) && (err = dm_inuse_swap(dname, errp))) {  in dm_inuse()
886 			free(dname);  in dm_inuse()
891 		(void) build_usage_string(dname, DM_USE_MOUNT, "swap", msg,  in dm_inuse()
897 		free(dname);  in dm_inuse()
901 	dm_get_slice_stats(dname, &dev_stats, errp);  in dm_inuse()
911 		free(dname);  in dm_inuse()
955 				if (build_usage_string(dname,  in dm_inuse()
979 				if (build_usage_string(dname,  in dm_inuse()
997 				if (build_usage_string(dname,  in dm_inuse()
1009 				if (build_usage_string(dname,  in dm_inuse()
1023 				if (build_usage_string(dname,  in dm_inuse()
1032 					if (build_usage_string(dname, by,  in dm_inuse()
1049 	if (dname != NULL)  in dm_inuse()
1050 		free(dname);  in dm_inuse()
1249 build_usage_string(char *dname, char *by, char *data, char **msg,  in build_usage_string()  argument
1269 	len1 = snprintf(NULL, 0, use, dname, data);  in build_usage_string()
1285 	(void) snprintf(*msg + len0, len1 + 1, use, dname, data);  in build_usage_string()