The script relies upon a call to modprobe which does not work in
fake root environments.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 tests/shell/testcases/packetpath/nat_ftp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/shell/testcases/packetpath/nat_ftp b/tests/shell/testcases/packetpath/nat_ftp
index c2fb3a1c8ebcd..d0faf2ef59c57 100755
--- a/tests/shell/testcases/packetpath/nat_ftp
+++ b/tests/shell/testcases/packetpath/nat_ftp
@@ -4,6 +4,9 @@
 # NFT_TEST_REQUIRES(NFT_TEST_HAVE_curl)
 # NFT_TEST_REQUIRES(NFT_TEST_HAVE_vsftpd)
 
+# modprobe does not work in fake root env
+[ "$NFT_TEST_HAS_REALROOT" != y ] && exit 77
+
 . $NFT_TEST_LIBRARY_FILE
 
 cleanup()
-- 
2.49.0