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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>
hifive-unleashed-5.2
Kimberly Brown 2019-03-14 16:05:07 -04:00 committed by Sasha Levin
parent fcedbb293e
commit 4713eb7b58
1 changed files with 1 additions and 2 deletions
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3
drivers/hv/ring_buffer.c
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@ -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);