Re: [PATCH] staging: dgrp: dgrp_tty.c: Audit the return values ofget/put_user()

From: Greg KH
Date: Thu Nov 22 2012 - 15:08:39 EST


On Mon, Nov 19, 2012 at 06:38:29PM +0530, Kumar amit mehta wrote:
> On Mon, Nov 19, 2012 at 02:15:54PM +0300, Dan Carpenter wrote:
> > On Mon, Nov 19, 2012 at 04:25:31PM +0530, Kumar Amit Mehta wrote:
> > > -- fix for missing audits for return values of get_user() and put_user().
> > > -- Remove the TIOCSSOFTCAR ioctl handling from dgrp driver.
> >
> > These should be done in separate commits.
> >
> > Are the calls to access_ok() still needed if we check get_user() and
> > put_user()?
> >
> You are right, access_ok() would become redundant if we check get/put_user().
> Also, After sending one patch for removing TIOCSSOFTCAR ioctl handler from dgrp
> driver, I realized that I should be sending two patches as patch series. Please
> correct me if I'm wrong.

Yes, please resend, as I can't apply this one, and the other patch you
sent me as they conflict. So please resend them both in proper format.

thanks,

greg k-h
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