debug lk

hc

2024-02-20 e636c8d336489bf3eed5878299e6cc045bbad077

 kernel/drivers/misc/vmw_vmci/vmci_host.c
..
..
@@ -165,10 +165,16 @@
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 static __poll_t vmci_host_poll(struct file *filp, poll_table *wait)
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 {
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 	struct vmci_host_dev *vmci_host_dev = filp->private_data;
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-	struct vmci_ctx *context = vmci_host_dev->context;
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+	struct vmci_ctx *context;
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 	__poll_t mask = 0;
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 	if (vmci_host_dev->ct_type == VMCIOBJ_CONTEXT) {
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+		/*
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+		 * Read context only if ct_type == VMCIOBJ_CONTEXT to make
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+		 * sure that context is initialized
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+		 */
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+		context = vmci_host_dev->context;
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+
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 		/* Check for VMCI calls to this VM context. */
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 		if (wait)
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 			poll_wait(filp, &context->host_context.wait_queue,