[PATCH net-next, 2/4] hv_netvsc: Simplify num_chn checking in rndis_filter_device_add()

From: Haiyang Zhang
Date: Fri Sep 01 2017 - 17:31:42 EST


From: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>

The minus one and assignment to a local variable is not necessary.
This patch simplifies it.

Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
---
drivers/net/hyperv/rndis_filter.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 496fefa7c7c4..69c40b8fccc3 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -1067,7 +1067,7 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
struct ndis_recv_scale_cap rsscap;
u32 rsscap_size = sizeof(struct ndis_recv_scale_cap);
unsigned int gso_max_size = GSO_MAX_SIZE;
- u32 mtu, size, num_rss_qs;
+ u32 mtu, size;
const struct cpumask *node_cpu_mask;
u32 num_possible_rss_qs;
int i, ret;
@@ -1215,8 +1215,8 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
net_device->num_chn);

atomic_set(&net_device->open_chn, 1);
- num_rss_qs = net_device->num_chn - 1;
- if (num_rss_qs == 0)
+
+ if (net_device->num_chn == 1)
return net_device;

for (i = 1; i < net_device->num_chn; i++) {
--
2.14.1