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authorVitaly Kuznetsov <vkuznets@redhat.com>2020-04-06 13:41:52 +0300
committerWei Liu <wei.liu@kernel.org>2020-04-23 16:17:11 +0300
commit5cc415001bca8fe0e3f0ee6d58a953a314dd9751 (patch)
treece40b63b57b59b699d551164ac3ff6f02f52dd63 /drivers
parenta276463b7aeb6186e7e4315cccb032773fb31b5d (diff)
downloadlinux-5cc415001bca8fe0e3f0ee6d58a953a314dd9751.tar.xz
Drivers: hv: avoid passing opaque pointer to vmbus_onmessage()
vmbus_onmessage() doesn't need the header of the message, it only uses it to get to the payload, we can pass the pointer to the payload directly. Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Reviewed-by: Michael Kelley <mikelley@microsoft.com> Link: https://lore.kernel.org/r/20200406104154.45010-4-vkuznets@redhat.com Signed-off-by: Wei Liu <wei.liu@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hv/channel_mgmt.c7
-rw-r--r--drivers/hv/vmbus_drv.c3
2 files changed, 3 insertions, 7 deletions
diff --git a/drivers/hv/channel_mgmt.c b/drivers/hv/channel_mgmt.c
index 501c43c5851d..da93b5f1b143 100644
--- a/drivers/hv/channel_mgmt.c
+++ b/drivers/hv/channel_mgmt.c
@@ -1363,13 +1363,8 @@ channel_message_table[CHANNELMSG_COUNT] = {
*
* This is invoked in the vmbus worker thread context.
*/
-void vmbus_onmessage(void *context)
+void vmbus_onmessage(struct vmbus_channel_message_header *hdr)
{
- struct hv_message *msg = context;
- struct vmbus_channel_message_header *hdr;
-
- hdr = (struct vmbus_channel_message_header *)msg->u.payload;
-
trace_vmbus_on_message(hdr);
/*
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index e356ea4752c0..8f08e8273dd8 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -1035,7 +1035,8 @@ static void vmbus_onmessage_work(struct work_struct *work)
ctx = container_of(work, struct onmessage_work_context,
work);
- vmbus_onmessage(&ctx->msg);
+ vmbus_onmessage((struct vmbus_channel_message_header *)
+ &ctx->msg.payload);
kfree(ctx);
}