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authorMarkus Elfring <elfring@users.sourceforge.net>2017-04-16 22:45:33 +0200
committerDavid S. Miller <davem@davemloft.net>2017-04-18 13:55:06 -0400
commitf95936cca6a8410ebdaf164bc5d3ade9e1de5bdb (patch)
tree6563dbe1e586250382faf37ca25e7524e80c41f9 /drivers/net/ethernet/marvell
parentd441b688a1bce8e2e1b43d8090738c306dd09131 (diff)
net: mvneta: Adjust six checks for null pointers
MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The script “checkpatch.pl” pointed information out like the following. Comparison to NULL could be written … Thus fix the affected source code places. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/marvell')
-rw-r--r--drivers/net/ethernet/marvell/mvneta.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 8d2fcf77f6a3..d297011b535d 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -1107,7 +1107,7 @@ static void mvneta_port_up(struct mvneta_port *pp)
q_map = 0;
for (queue = 0; queue < txq_number; queue++) {
struct mvneta_tx_queue *txq = &pp->txqs[queue];
- if (txq->descs != NULL)
+ if (txq->descs)
q_map |= (1 << queue);
}
mvreg_write(pp, MVNETA_TXQ_CMD, q_map);
@@ -1116,7 +1116,7 @@ static void mvneta_port_up(struct mvneta_port *pp)
for (queue = 0; queue < rxq_number; queue++) {
struct mvneta_rx_queue *rxq = &pp->rxqs[queue];
- if (rxq->descs != NULL)
+ if (rxq->descs)
q_map |= (1 << queue);
}
mvreg_write(pp, MVNETA_RXQ_CMD, q_map);
@@ -2850,7 +2850,7 @@ static int mvneta_rxq_init(struct mvneta_port *pp,
rxq->descs = dma_alloc_coherent(pp->dev->dev.parent,
rxq->size * MVNETA_DESC_ALIGNED_SIZE,
&rxq->descs_phys, GFP_KERNEL);
- if (rxq->descs == NULL)
+ if (!rxq->descs)
return -ENOMEM;
rxq->last_desc = rxq->size - 1;
@@ -2920,7 +2920,7 @@ static int mvneta_txq_init(struct mvneta_port *pp,
txq->descs = dma_alloc_coherent(pp->dev->dev.parent,
txq->size * MVNETA_DESC_ALIGNED_SIZE,
&txq->descs_phys, GFP_KERNEL);
- if (txq->descs == NULL)
+ if (!txq->descs)
return -ENOMEM;
txq->last_desc = txq->size - 1;
@@ -2935,7 +2935,7 @@ static int mvneta_txq_init(struct mvneta_port *pp,
txq->tx_skb = kmalloc_array(txq->size, sizeof(*txq->tx_skb),
GFP_KERNEL);
- if (txq->tx_skb == NULL) {
+ if (!txq->tx_skb) {
dma_free_coherent(pp->dev->dev.parent,
txq->size * MVNETA_DESC_ALIGNED_SIZE,
txq->descs, txq->descs_phys);
@@ -2946,7 +2946,7 @@ static int mvneta_txq_init(struct mvneta_port *pp,
txq->tso_hdrs = dma_alloc_coherent(pp->dev->dev.parent,
txq->size * TSO_HEADER_SIZE,
&txq->tso_hdrs_phys, GFP_KERNEL);
- if (txq->tso_hdrs == NULL) {
+ if (!txq->tso_hdrs) {
kfree(txq->tx_skb);
dma_free_coherent(pp->dev->dev.parent,
txq->size * MVNETA_DESC_ALIGNED_SIZE,