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path: root/drivers/hv/ring_buffer.c
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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);