print_array: enhance printing of unfetchable object addresses

[strace] / netlink_selinux.c

diff --git a/netlink_selinux.c b/netlink_selinux.c
index 43885ffef647165856d6b754698a13d00a460d0e..0bba3cfc4c045981c9b7f71c4f62adaa26b948d7 100644 (file)
--- a/netlink_selinux.c
+++ b/netlink_selinux.c
@@ -36,7 +36,7 @@ bool
 decode_netlink_selinux(struct tcb *const tcp,
                       const struct nlmsghdr *const nlmsghdr,
                       const kernel_ulong_t addr,
-                      const kernel_ulong_t len)
+                      const unsigned int len)
 {
        switch (nlmsghdr->nlmsg_type) {
        case SELNL_MSG_SETENFORCE: {