Messages in this thread | | | Date | Thu, 10 Oct 2013 10:40:11 -0700 | From | Greg KH <> | Subject | Re: [PATCH] sysfs/bin: Fix size handling overflow for bin_attribute |
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On Thu, Oct 10, 2013 at 10:38:47AM -0700, Greg KH wrote: > On Thu, Oct 10, 2013 at 06:03:55PM +1100, Benjamin Herrenschmidt wrote: > > While looking at the code, I noticed that bin_attribute read() and write() > > ops copy the inode size into an int for futher comparisons. > > > > Some bin_attributes can be fairly large. For example, pci creates some for > > BARs set to the BAR size and giant BARs are around the corner, so this is > > going to break something somewhere eventually. > > > > Let's use the right type. > > > > Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> > > This file (fs/sysfs/bin.c) is no longer in linux-next as Tejun merged it > with the other file handling code in sysfs, to remove a bunch of > duplicated logic. > > So, could you look at linux-next and see if this is still an issue there > or not?
Ah, nevermind, I just looked, and it still is an issue there, I'll hand-edit the patch to apply properly, thanks.
greg k-h
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