ShellCheck - shell script analysis tool
version: 0.11.0
license: GNU General Public License, version 3
website: https://www.shellcheck.net
Redirect to /tmp/tmp.E9ybktT51b and /tmp/tmp.VmDseJgl3K
Tree base:
a558f4289f5a ("net: sched: add timeout count to NETDEV WATCHDOG message")
Now at:
998af2b02115 ("selftests: net: add veth BQL stress test")
 ====== Checking before the patch ======
 ====== Checking the tree with the patch ======
Checking tools/testing/selftests/net/veth_bql_test.sh - 6b27e1c0d59869a390680e650dc4e1965bcab5b3d05f92971348b0a675881bd9


In veth_bql_test.sh line 99:
cleanup() {
^-- SC2329 (info): This function is never invoked. Check usage (or ignored if invoked indirectly).


In veth_bql_test.sh line 100:
    [ -n "$BPFTRACE_PID" ] && kill_process $BPFTRACE_PID
                                           ^-----------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    [ -n "$BPFTRACE_PID" ] && kill_process "$BPFTRACE_PID"


In veth_bql_test.sh line 101:
    [ -n "$FLOOD_PID" ] && kill_process $FLOOD_PID
                                        ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    [ -n "$FLOOD_PID" ] && kill_process "$FLOOD_PID"


In veth_bql_test.sh line 102:
    [ -n "$SINK_PID" ] && kill_process $SINK_PID
                                       ^-------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    [ -n "$SINK_PID" ] && kill_process "$SINK_PID"


In veth_bql_test.sh line 103:
    [ -n "$PING_PID" ] && kill_process $PING_PID
                                       ^-------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    [ -n "$PING_PID" ] && kill_process "$PING_PID"


In veth_bql_test.sh line 427:
    tc qdisc replace dev "$VETH_A" root $qdisc $opts
                                        ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                               ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    tc qdisc replace dev "$VETH_A" root "$qdisc" "$opts"


In veth_bql_test.sh line 428:
    ip netns exec "$NS" tc qdisc replace dev "$VETH_B" root $qdisc $opts
                                                            ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                                   ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    ip netns exec "$NS" tc qdisc replace dev "$VETH_B" root "$qdisc" "$opts"


In veth_bql_test.sh line 442:
        ip netns exec "$NS" bash -c '
                                    ^-- SC2016 (info): Expressions don't expand in single quotes, use double quotes for that.


In veth_bql_test.sh line 487:
    local bt_script="$(dirname -- "$0")/napi_poll_hist.bt"
          ^-------^ SC2155 (warning): Declare and assign separately to avoid masking return values.


In veth_bql_test.sh line 575:
        set -- $line
               ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
        set -- "$line"


In veth_bql_test.sh line 578:
            read prev_p prev_sq < "$TMPDIR/softnet_cpu${cpu}"
            ^--^ SC2162 (info): read without -r will mangle backslashes.


In veth_bql_test.sh line 587:
    local n_active=$(echo $active_cpus | wc -w)
          ^------^ SC2155 (warning): Declare and assign separately to avoid masking return values.
                          ^----------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    local n_active=$(echo "$active_cpus" | wc -w)


In veth_bql_test.sh line 619:
        set -- $line
               ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
        set -- "$line"


In veth_bql_test.sh line 631:
            exit $EXIT_STATUS
                 ^----------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
            exit "$EXIT_STATUS"


In veth_bql_test.sh line 693:
    exit $EXIT_STATUS
         ^----------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
    exit "$EXIT_STATUS"

For more information:
  https://www.shellcheck.net/wiki/SC2155 -- Declare and assign separately to ...
  https://www.shellcheck.net/wiki/SC2016 -- Expressions don't expand in singl...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...

Checking tools/testing/selftests/net/veth_bql_test_virtme.sh - 9ed5ec4ce32c7b7ca0c90f1d246ce67c8b82de0e36908a3de533bc3afccb231f


tools/testing/selftests/net/veth_bql_test_virtme.sh is shellcheck compliant