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authorKimberly Brown <kimbrownkd@gmail.com>2019-03-14 16:05:07 -0400
committerSasha Levin <sashal@kernel.org>2019-04-10 18:58:56 -0400
commit4713eb7b580a269f827ea82f4c25bebae963e0e8 (patch)
tree108df6352889bfa4b3407ff3a1ea14c30102ac31 /drivers/hv/ring_buffer.c
parentfcedbb293ee4d67399a6c231c5e8b7ceecfac9bf (diff)
Drivers: hv: vmbus: Set ring_info field to 0 and remove memset
Set "ring_info->priv_read_index" to 0. Now, all of ring_info's fields are explicitly set in this function. The memset() call is no longer necessary, so remove it. Signed-off-by: Kimberly Brown <kimbrownkd@gmail.com> Reviewed-by: Michael Kelley <mikelley@microsoft.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/hv/ring_buffer.c')
-rw-r--r--drivers/hv/ring_buffer.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 9e8b31ccc142..0386ff48c5ea 100644
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -197,8 +197,6 @@ int hv_ringbuffer_init(struct hv_ring_buffer_info *ring_info,
BUILD_BUG_ON((sizeof(struct hv_ring_buffer) != PAGE_SIZE));
- memset(ring_info, 0, sizeof(struct hv_ring_buffer_info));
-
/*
* First page holds struct hv_ring_buffer, do wraparound mapping for
* the rest.
@@ -232,6 +230,7 @@ int hv_ringbuffer_init(struct hv_ring_buffer_info *ring_info,
reciprocal_value(ring_info->ring_size / 10);
ring_info->ring_datasize = ring_info->ring_size -
sizeof(struct hv_ring_buffer);
+ ring_info->priv_read_index = 0;
spin_lock_init(&ring_info->ring_lock);