Messages in this thread | | | Date | Thu, 23 Jul 2020 13:18:27 +0200 | From | Greg Kroah-Hartman <> | Subject | Re: [PATCH] mtd: properly check all write ioctls for permissions |
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On Thu, Jul 16, 2020 at 01:53:46PM +0200, Greg Kroah-Hartman wrote: > When doing a "write" ioctl call, properly check that we have permissions > to do so before copying anything from userspace or anything else so we > can "fail fast". This includes also covering the MEMWRITE ioctl which > previously missed checking for this. > > Cc: Miquel Raynal <miquel.raynal@bootlin.com> > Cc: Richard Weinberger <richard@nod.at> > Cc: Vignesh Raghavendra <vigneshr@ti.com> > Cc: stable <stable@kernel.org> > Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> > --- > drivers/mtd/mtdchar.c | 54 +++++++++++++++++++++++++++++++++++-------- > 1 file changed, 45 insertions(+), 9 deletions(-)
Any objection to this patch getting into 5.8-final?
I can take this through one of my trees if you all give me an ack :)
thanks,
greg k-h
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