ShellCheck - shell script analysis tool
version: 0.11.0
license: GNU General Public License, version 3
website: https://www.shellcheck.net
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Tree base:
dabac51b8102 ("net/handshake: Fix null-ptr-deref in handshake_complete()")
Now at:
66bae716a76f ("selftests: hsr: Add ping test for PRP")
 ====== Checking before the patch ======
 ====== Checking the tree with the patch ======
Checking tools/testing/selftests/net/hsr/prp_ping.sh - 8d18a8765ae86c19445a27f63787c820a5ab65a92b38d388662202b9d4bc8412


In prp_ping.sh line 17:
		usage $0
                      ^-- SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
		usage "$0"


In prp_ping.sh line 24:
		usage $0
                      ^-- SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
		usage "$0"


In prp_ping.sh line 42:
	ip link add vethA netns "$node1" type veth peer name vethA netns "$node2"
                                 ^----^ SC2154 (warning): node1 is referenced but not assigned.
                                                                          ^----^ SC2154 (warning): node2 is referenced but not assigned.


In prp_ping.sh line 93:
	do_ping "$node1" 100.64.$netid.2
                                ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping "$node1" 100.64."$netid".2


In prp_ping.sh line 94:
	do_ping "$node2" 100.64.$netid.1
                                ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping "$node2" 100.64."$netid".1


In prp_ping.sh line 97:
	do_ping "$node1" dead:beef:$netid::2
                                   ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping "$node1" dead:beef:"$netid"::2


In prp_ping.sh line 98:
	do_ping "$node2" dead:beef:$netid::1
                                   ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping "$node2" dead:beef:"$netid"::1


In prp_ping.sh line 103:
	do_ping_long "$node1" 100.64.$netid.2
                                     ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping_long "$node1" 100.64."$netid".2


In prp_ping.sh line 104:
	do_ping_long "$node2" 100.64.$netid.1
                                     ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping_long "$node2" 100.64."$netid".1


In prp_ping.sh line 107:
	do_ping_long "$node1" dead:beef:$netid::2
                                        ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping_long "$node1" dead:beef:"$netid"::2


In prp_ping.sh line 108:
	do_ping_long "$node2" dead:beef:$netid::1
                                        ^----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean:
	do_ping_long "$node2" dead:beef:"$netid"::1

For more information:
  https://www.shellcheck.net/wiki/SC2154 -- node1 is referenced but not assig...
  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...