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Subject[PATCH 3.13 036/105] Drivers: hv: vmbus: Fix a bug in vmbus_open()
Date
3.13.11.10 -stable review patch.  If anyone has any objections, please let me know.

------------------

From: "K. Y. Srinivasan" <kys@microsoft.com>

commit 45d727cee9e200f5b351528b9fb063b69cf702c8 upstream.

Fix a bug in vmbus_open() and properly propagate the error. I would
like to thank Dexuan Cui <decui@microsoft.com> for identifying the
issue.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Tested-by: Sitsofe Wheeler <sitsofe@yahoo.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Kamal Mostafa <kamal@canonical.com>
---
drivers/hv/channel.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index 6c28f48..dd6ba42 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -164,8 +164,10 @@ int vmbus_open(struct vmbus_channel *newchannel, u32 send_ringbuffer_size,
ret = vmbus_post_msg(open_msg,
sizeof(struct vmbus_channel_open_channel));

- if (ret != 0)
+ if (ret != 0) {
+ err = ret;
goto error1;
+ }

t = wait_for_completion_timeout(&open_info->waitevent, 5*HZ);
if (t == 0) {
--
1.9.1


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