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Commit 33d426a9 authored by Stephen Hemminger's avatar Stephen Hemminger Committed by Greg Kroah-Hartman
Browse files

vmbus: initialize reserved fields in messages 



Make sure and initialize reserved fields in messages to host,
rather than passing stack junk.

Signed-off-by: default avatarStephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent ad146e37

drivers/hv/channel.c

+2 −0
Original line number Diff line number Diff line
@@ -745,6 +745,7 @@ int vmbus_sendpacket_pagebuffer(struct vmbus_channel *channel, 
	desc.dataoffset8 = descsize >> 3; /* in 8-bytes granularity */

	desc.length8 = (u16)(packetlen_aligned >> 3);

	desc.transactionid = requestid;

	desc.reserved = 0;

	desc.rangecount = pagecount;



	for (i = 0; i < pagecount; i++) {
@@ -788,6 +789,7 @@ int vmbus_sendpacket_mpb_desc(struct vmbus_channel *channel, 
	desc->dataoffset8 = desc_size >> 3; /* in 8-bytes granularity */

	desc->length8 = (u16)(packetlen_aligned >> 3);

	desc->transactionid = requestid;

	desc->reserved = 0;

	desc->rangecount = 1;



	bufferlist[0].iov_base = desc;