v4l2-settings-restore.sh: don't use "echo -n" Dont' use "echo -n" as it's not POSIX compliant, this fixes two shellcheck warnings: In v4l2-settings-restore.sh line 27: CTRL=$(echo -n "$setting" | cut -d ' ' -f 1) ^-- SC2039: In POSIX sh, echo flags are undefined. In v4l2-settings-restore.sh line 28: VAL=$(echo -n "$setting" | cut -d ' ' -f 2) ^-- SC2039: In POSIX sh, echo flags are undefined.