[PATCH] net/ibmvnic: Remove tests of member address

From: Wen Yang
Date: Mon Dec 10 2018 - 23:22:20 EST


The driver was checking for non-NULL address.
- adapter->napi[i]

This is pointless as these will be always non-NULL, since the
'dapter->napi' is allocated in init_napi().
It is safe to get rid of useless checks for addresses to fix the
coccinelle warning:
>>drivers/net/ethernet/ibm/ibmvnic.c: test of a variable/field address
Since such statements always return true, they are redundant.

Signed-off-by: Wen Yang <wen.yang99@xxxxxxxxxx>
CC: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx>
CC: Paul Mackerras <paulus@xxxxxxxxx>
CC: Michael Ellerman <mpe@xxxxxxxxxxxxxx>
CC: Thomas Falcon <tlfalcon@xxxxxxxxxxxxx>
CC: John Allen <jallen@xxxxxxxxxxxxx>
CC: "David S. Miller" <davem@xxxxxxxxxxxxx>
CC: linuxppc-dev@xxxxxxxxxxxxxxxx
CC: netdev@xxxxxxxxxxxxxxx
CC: linux-kernel@xxxxxxxxxxxxxxx
---
drivers/net/ethernet/ibm/ibmvnic.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index ed50b8dee44f..14d00985f087 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -773,11 +773,8 @@ static void release_napi(struct ibmvnic_adapter *adapter)
return;

for (i = 0; i < adapter->num_active_rx_napi; i++) {
- if (&adapter->napi[i]) {
- netdev_dbg(adapter->netdev,
- "Releasing napi[%d]\n", i);
- netif_napi_del(&adapter->napi[i]);
- }
+ netdev_dbg(adapter->netdev, "Releasing napi[%d]\n", i);
+ netif_napi_del(&adapter->napi[i]);
}

kfree(adapter->napi);
--
2.19.1