diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c index 350e385528fd..63ed00415904 100644 --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c @@ -223,10 +223,10 @@ void aq_ring_queue_stop(struct aq_ring_s *ring) bool aq_ring_tx_clean(struct aq_ring_s *self) { struct device *dev = aq_nic_get_dev(self->aq_nic); - unsigned int budget = AQ_CFG_TX_CLEAN_BUDGET; + unsigned int budget; - for (; self->sw_head != self->hw_head && budget--; - self->sw_head = aq_ring_next_dx(self, self->sw_head)) { + for (budget = AQ_CFG_TX_CLEAN_BUDGET; + budget && self->sw_head != self->hw_head; budget--) { struct aq_ring_buff_s *buff = &self->buff_ring[self->sw_head]; if (likely(buff->is_mapped)) { @@ -251,6 +251,7 @@ bool aq_ring_tx_clean(struct aq_ring_s *self) buff->pa = 0U; buff->eop_index = 0xffffU; + self->sw_head = aq_ring_next_dx(self, self->sw_head); } return !!budget;