Commit 691e0f2c authored May 06, 2020 by Souptick Joarder Committed by Greg Kroah-Hartman May 15, 2020

VMCI: Avoid extra check for access_ok()



get_user_pages_fast() is already having a check for the same. This
double check can be removed.

Signed-off-by: Souptick Joarder <jrdr.linux@gmail.com>
Link: https://lore.kernel.org/r/1588709912-8065-1-git-send-email-jrdr.linux@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 0548745f

drivers/misc/vmw_vmci/vmci_host.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -233,8 +233,6 @@ static int vmci_host_setup_notify(struct vmci_ctx *context,
		* about the size.
		*/
		BUILD_BUG_ON(sizeof(bool) != sizeof(u8));
		if (!access_ok((void __user *)uva, sizeof(u8)))
		return VMCI_ERROR_GENERIC;

		/*
		* Lock physical page backing a given user VA.

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