Re: [PATCH] Altix system controller communication driver

From: Jes Sorensen
Date: Wed Jul 28 2004 - 10:16:59 EST


>>>>> "Greg" == Greg Howard <ghoward@xxxxxxx> writes:

Greg> Hi Andrew, The following patch
Greg> ("altix-system-controller-driver.patch") implements a driver
Greg> that allows user applications to access the system controllers
Greg> on SGI Altix machines. It applies on top of the 2.6.8-rc-mm1
Greg> patch.

Greg,

A few quick comments, there might be more, I just spotted these two
points quickly:

1) Please update the struct file_operations assignments to use
.owner THIS_MODULE, etc. instead of owner:

2) Always check the return values from copy_from_user and copy_to_user
to avoid userland feeing you bogus pointers.

Jes
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