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-rw-r--r--drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index 4a430b623489..c74ce698805e 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
@@ -348,7 +348,7 @@ static void bnxt_get_channels(struct net_device *dev,
int max_rx_rings, max_tx_rings, tcs;
bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, true);
- channel->max_combined = max_rx_rings;
+ channel->max_combined = max_t(int, max_rx_rings, max_tx_rings);
if (bnxt_get_max_rings(bp, &max_rx_rings, &max_tx_rings, false)) {
max_rx_rings = 0;
@@ -406,8 +406,8 @@ static int bnxt_set_channels(struct net_device *dev,
if (tcs > 1)
max_tx_rings /= tcs;
- if (sh && (channel->combined_count > max_rx_rings ||
- channel->combined_count > max_tx_rings))
+ if (sh &&
+ channel->combined_count > max_t(int, max_rx_rings, max_tx_rings))
return -ENOMEM;
if (!sh && (channel->rx_count > max_rx_rings ||
@@ -430,8 +430,10 @@ static int bnxt_set_channels(struct net_device *dev,
if (sh) {
bp->flags |= BNXT_FLAG_SHARED_RINGS;
- bp->rx_nr_rings = channel->combined_count;
- bp->tx_nr_rings_per_tc = channel->combined_count;
+ bp->rx_nr_rings = min_t(int, channel->combined_count,
+ max_rx_rings);
+ bp->tx_nr_rings_per_tc = min_t(int, channel->combined_count,
+ max_tx_rings);
} else {
bp->flags &= ~BNXT_FLAG_SHARED_RINGS;
bp->rx_nr_rings = channel->rx_count;