ShellCheck - shell script analysis tool version: 0.10.0 license: GNU General Public License, version 3 website: https://www.shellcheck.net Redirect to /tmp/tmp.mY01fgjB0o and /tmp/tmp.hpwbmTo8Ho Tree base: 759dfc7d04ba ("netlink: avoid infinite retry looping in netlink_unicast()") Now at: 55434d6604a8 ("selftests: net: Fix flaky neighbor garbage collection test") ====== Checking before the patch ====== Checking tools/testing/selftests/net/test_neigh.sh - 70bbf55c19dc3cada7b225b5fb24c3f4b304bcfe9fcc689690f074df804e6e2c In test_neigh.sh line 43: ip -n "$ns1" link add veth0 type veth peer name veth1 netns "$ns2" ^--^ SC2154 (warning): ns1 is referenced but not assigned. ^--^ SC2154 (warning): ns2 is referenced but not assigned. For more information: https://www.shellcheck.net/wiki/SC2154 -- ns1 is referenced but not assigned. ====== Checking the tree with the patch ====== Checking tools/testing/selftests/net/test_neigh.sh - 70bbf55c19dc3cada7b225b5fb24c3f4b304bcfe9fcc689690f074df804e6e2c In test_neigh.sh line 43: ip -n "$ns1" link add veth0 type veth peer name veth1 netns "$ns2" ^--^ SC2154 (warning): ns1 is referenced but not assigned. ^--^ SC2154 (warning): ns2 is referenced but not assigned. For more information: https://www.shellcheck.net/wiki/SC2154 -- ns1 is referenced but not assigned.