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Subject[PATCH 07/10] hyperv: remove unnecessary return variable
Date
From: Stephen Hemminger <stephen@networkplumber.org>

hv_ringbuffer_read cleanup.

Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
---
drivers/hv/ring_buffer.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/hv/ring_buffer.c b/drivers/hv/ring_buffer.c
index 52d0556..8a24974 100644
--- a/drivers/hv/ring_buffer.c
+++ b/drivers/hv/ring_buffer.c
@@ -341,13 +341,11 @@ int hv_ringbuffer_read(struct vmbus_channel *channel,
struct vmpacket_descriptor desc;
u32 offset;
u32 packetlen;
- int ret = 0;
struct hv_ring_buffer_info *inring_info = &channel->inbound;

if (buflen <= 0)
return -EINVAL;

-
*buffer_actual_len = 0;
*requestid = 0;

@@ -358,7 +356,7 @@ int hv_ringbuffer_read(struct vmbus_channel *channel,
* No error is set when there is even no header, drivers are
* supposed to analyze buffer_actual_len.
*/
- return ret;
+ return 0;
}

init_cached_read_index(channel);
@@ -403,5 +401,5 @@ int hv_ringbuffer_read(struct vmbus_channel *channel,

hv_signal_on_read(channel);

- return ret;
+ return 0;
}
--
1.7.1
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