net-Liquidio: Delete unnecessary checks before the function call "vfree"

The vfree() function performs also input parameter validation.
Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 5 insertions, 13 deletions

diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_device.c b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
index 0d3106b..f67641a 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_device.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_device.c
@@ -650,14 +650,12 @@ void octeon_free_device_mem(struct octeon_device *oct)
 
 	for (i = 0; i < MAX_OCTEON_OUTPUT_QUEUES; i++) {
 		/* could check  mask as well */
-		if (oct->droq[i])
-			vfree(oct->droq[i]);
+		vfree(oct->droq[i]);
 	}
 
 	for (i = 0; i < MAX_OCTEON_INSTR_QUEUES; i++) {
 		/* could check mask as well */
-		if (oct->instr_queue[i])
-			vfree(oct->instr_queue[i]);
+		vfree(oct->instr_queue[i]);
 	}
 
 	i = oct->octeon_id;
@@ -1078,10 +1076,7 @@ octeon_unregister_dispatch_fn(struct octeon_device *oct, u16 opcode,
 		oct->dispatch.count--;
 
 	spin_unlock_bh(&oct->dispatch.lock);
-
-	if (dfree)
-		vfree(dfree);
-
+	vfree(dfree);
 	return retval;
 }
 
diff --git a/drivers/net/ethernet/cavium/liquidio/octeon_droq.c b/drivers/net/ethernet/cavium/liquidio/octeon_droq.c
index 94b502a..4dba86e 100644
--- a/drivers/net/ethernet/cavium/liquidio/octeon_droq.c
+++ b/drivers/net/ethernet/cavium/liquidio/octeon_droq.c
@@ -216,9 +216,7 @@ int octeon_delete_droq(struct octeon_device *oct, u32 q_no)
 	dev_dbg(&oct->pci_dev->dev, "%s[%d]\n", __func__, q_no);
 
 	octeon_droq_destroy_ring_buffers(oct, droq);
-
-	if (droq->recv_buf_list)
-		vfree(droq->recv_buf_list);
+	vfree(droq->recv_buf_list);
 
 	if (droq->info_base_addr)
 		cnnic_free_aligned_dma(oct->pci_dev, droq->info_list,
diff --git a/drivers/net/ethernet/cavium/liquidio/request_manager.c b/drivers/net/ethernet/cavium/liquidio/request_manager.c
index 356796b..a2a2465 100644
--- a/drivers/net/ethernet/cavium/liquidio/request_manager.c
+++ b/drivers/net/ethernet/cavium/liquidio/request_manager.c
@@ -175,8 +175,7 @@ int octeon_delete_instr_queue(struct octeon_device *oct, u32 iq_no)
 		desc_size =
 		    CFG_GET_IQ_INSTR_TYPE(CHIP_FIELD(oct, cn6xxx, conf));
 
-	if (iq->request_list)
-		vfree(iq->request_list);
+	vfree(iq->request_list);
 
 	if (iq->base_addr) {
 		q_size = iq->max_count * desc_size;