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authorAl Viro <viro@zeniv.linux.org.uk>2020-05-07 23:28:15 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2020-05-29 11:06:38 -0400
commit87c233b8158a20a9c9ab1da96cb5cb1734d9006e (patch)
tree21d71eac20c87fe59b4fd914b64a580c7fb44074 /drivers/misc
parentfd8ec4dd4a79d5ad51d31d4a7664b5f82d108316 (diff)
vmci_host: get rid of pointless access_ok()
get_user_pages_fast() doesn't need the caller to check that. NB: reachable only from ioctl(2) and only under USER_DS Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'drivers/misc')
-rw-r--r--drivers/misc/vmw_vmci/vmci_host.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/misc/vmw_vmci/vmci_host.c b/drivers/misc/vmw_vmci/vmci_host.c
index ce16d6b99295..2d8328d928d5 100644
--- a/drivers/misc/vmw_vmci/vmci_host.c
+++ b/drivers/misc/vmw_vmci/vmci_host.c
@@ -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.