ice: Make ice_msix_clean_rings static

commit 158a08a6 ("ice: remove ndo_poll_controller") removed
ice_netpoll and introduced a namespace warning for ice_msix_clean_rings.
Fix the namespace warning by making ice_msix_clean_rings static.
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ice/ice_lib.c

@@ -433,7 +433,7 @@ int ice_vsi_clear(struct ice_vsi *vsi)
  * @irq: interrupt number
  * @data: pointer to a q_vector
  */
-irqreturn_t ice_msix_clean_rings(int __always_unused irq, void *data)
+static irqreturn_t ice_msix_clean_rings(int __always_unused irq, void *data)
 {
 	struct ice_q_vector *q_vector = (struct ice_q_vector *)data;
 

drivers/net/ethernet/intel/ice/ice_lib.h

@@ -73,5 +73,4 @@ int ice_vsi_cfg_tc(struct ice_vsi *vsi, u8 ena_tc);
 
 int ice_vsi_manage_rss_lut(struct ice_vsi *vsi, bool ena);
 
-irqreturn_t ice_msix_clean_rings(int __always_unused irq, void *data);
 #endif /* !_ICE_LIB_H_ */