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Commit fd4dc88e authored by Haiyang Zhang's avatar Haiyang Zhang Committed by Greg Kroah-Hartman
Browse files

staging: hv: Fix error checking in channel.c 



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

Signed-off-by: default avatarHaiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: default avatarHank Janssen <hjanssen@microsoft.com>
Cc: Bill Pemberton <wfp5p@virginia.edu>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 3dfe08e6

drivers/staging/hv/channel.c

+4 −4
Original line number Diff line number Diff line
@@ -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;



		}