ice: print message if ice_mbx_vf_state_handler returns an error

commit 4508bf02 upstream.

If ice_mbx_vf_state_handler() returns an error, the ice_is_malicious_vf()
function just exits without printing anything.

Instead, use dev_warn_ratelimited to print a warning that we were unable to
check the status for this VF. The _ratelimited variant is used to avoid
potentially spamming the log if this function is failing consistently for
every single mailbox message.

Also we can drop the "goto" as it simply skips over a report_malvf check.
That variable should always be false if ice_mbx_vf_state_handler returns
non-zero.

Signed-off-by: Jacob Keller <jacob.e.keller@intel.com>
Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
Tested-by: Marek Szlosek <marek.szlosek@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Liwei Song <liwei.song@windriver.com>