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| author | Juan Vazquez <juvazq@linux.microsoft.com> | 2022-01-05 11:27:46 -0800 |
|---|---|---|
| committer | Wei Liu <wei.liu@kernel.org> | 2022-01-05 20:39:14 +0000 |
| commit | 6a27e396ebb149fc47baccc1957a7a9dd70049a7 (patch) | |
| tree | b87bba7736f3d450b428612b44e7c7a32434898e | |
| parent | 0bd2fbee9d0b7f801a9c0264d90b1e0d8053f395 (diff) | |
| download | linux-6a27e396ebb149fc47baccc1957a7a9dd70049a7.tar.bz2 | |
Drivers: hv: vmbus: Initialize request offers message for Isolation VM
Initialize memory of request offers message to be sent to the host so
padding or uninitialized fields do not leak guest memory contents.
Signed-off-by: Juan Vazquez <juvazq@linux.microsoft.com>
Link: https://lore.kernel.org/r/20220105192746.23046-1-juvazq@linux.microsoft.com
Signed-off-by: Wei Liu <wei.liu@kernel.org>
| -rw-r--r-- | drivers/hv/channel_mgmt.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c index 2829575fd9b7..60375879612f 100644 --- a/drivers/hv/channel_mgmt.c +++ b/drivers/hv/channel_mgmt.c @@ -1554,7 +1554,7 @@ int vmbus_request_offers(void) struct vmbus_channel_msginfo *msginfo; int ret; - msginfo = kmalloc(sizeof(*msginfo) + + msginfo = kzalloc(sizeof(*msginfo) + sizeof(struct vmbus_channel_message_header), GFP_KERNEL); if (!msginfo) |