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staging: hv: Fix error checking in channel.c 

Fixed errors in return value checking code, which caused vmbus channel
not functioning.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Cc: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Haiyang Zhang 2010-05-13 15:56:30 +00:00 committed by Greg Kroah-Hartman
parent 3dfe08e607
commit fd4dc88e46
1 changed files with 4 additions and 4 deletions
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8
drivers/staging/hv/channel.c
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@ -204,13 +204,13 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
RecvRingBufferSize) >> PAGE_SHIFT;
ret = RingBufferInit(&NewChannel->Outbound, out, SendRingBufferSize);
if (!ret) {
if (ret != 0) {
err = ret;
goto errorout;
}
ret = RingBufferInit(&NewChannel->Inbound, in, RecvRingBufferSize);
if (!ret) {
if (ret != 0) {
err = ret;
goto errorout;
}
@ -228,7 +228,7 @@ int VmbusChannelOpen(struct vmbus_channel *NewChannel, u32 SendRingBufferSize,
RecvRingBufferSize,
&NewChannel->RingBufferGpadlHandle);
if (!ret) {
if (ret != 0) {
err = ret;
goto errorout;
}
@ -569,7 +569,7 @@ int VmbusChannelEstablishGpadl(struct vmbus_channel *Channel, void *Kbuffer,
ret = VmbusPostMessage(gpadlBody,
subMsgInfo->MessageSize -
sizeof(*subMsgInfo));
if (!ret)
if (ret != 0)
goto Cleanup;
}