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path: root/drivers/net/ethernet/broadcom/bnxt/bnxt.c
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Diffstat (limited to 'drivers/net/ethernet/broadcom/bnxt/bnxt.c')
-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt.c15
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index a3491b8383f5..1f5149d45b08 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -1412,9 +1412,11 @@ static u16 bnxt_alloc_agg_idx(struct bnxt_rx_ring_info *rxr, u16 agg_id)
struct bnxt_tpa_idx_map *map = rxr->rx_tpa_idx_map;
u16 idx = agg_id & MAX_TPA_P5_MASK;
- if (test_bit(idx, map->agg_idx_bmap))
- idx = find_first_zero_bit(map->agg_idx_bmap,
- BNXT_AGG_IDX_BMAP_SIZE);
+ if (test_bit(idx, map->agg_idx_bmap)) {
+ idx = find_first_zero_bit(map->agg_idx_bmap, MAX_TPA_P5);
+ if (idx >= MAX_TPA_P5)
+ return INVALID_HW_RING_ID;
+ }
__set_bit(idx, map->agg_idx_bmap);
map->agg_id_tbl[agg_id] = idx;
return idx;
@@ -1478,6 +1480,13 @@ static void bnxt_tpa_start(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
if (bp->flags & BNXT_FLAG_CHIP_P5_PLUS) {
agg_id = TPA_START_AGG_ID_P5(tpa_start);
agg_id = bnxt_alloc_agg_idx(rxr, agg_id);
+ if (unlikely(agg_id == INVALID_HW_RING_ID)) {
+ netdev_warn(bp->dev, "Unable to allocate agg ID for ring %d, agg 0x%x\n",
+ rxr->bnapi->index,
+ TPA_START_AGG_ID_P5(tpa_start));
+ bnxt_sched_reset_rxr(bp, rxr);
+ return;
+ }
} else {
agg_id = TPA_START_AGG_ID(tpa_start);
}