On Mon, Jan 06, 2014 at 02:58:55PM -0800, Eric Dumazet wrote:
> On Mon, 2014-01-06 at 14:39 -0800, Greg Kroah-Hartman wrote:
> > 3.4-stable review patch. If anyone has any objections, please let me know.
> >
> > ------------------
> >
> > From: Nithin Sujir <nsu...@broadcom.com>
> >
> > commit 375679104ab3ccfd18dcbd7ba503734fb9a2c63a upstream.
> >
> > The current driver assumes that an skb fragment can only be upto jumbo
> > size. Presumably this was a fast-path optimization. This assumption is
> > no longer true as fragments can be upto 32k.
> >
> > v2: Remove unnecessary parantheses per Eric Dumazet.
> >
> > Signed-off-by: Nithin Nayak Sujir <nsu...@broadcom.com>
> > Signed-off-by: Michael Chan <mc...@broadcom.com>
> > Signed-off-by: David S. Miller <da...@davemloft.net>
> > Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
> >
> > ---
> > drivers/net/ethernet/broadcom/tg3.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > --- a/drivers/net/ethernet/broadcom/tg3.c
> > +++ b/drivers/net/ethernet/broadcom/tg3.c
> > @@ -6619,7 +6619,7 @@ static inline int tg3_4g_overflow_test(d
> > {
> > u32 base = (u32) mapping & 0xffffffff;
> >
> > - return (base > 0xffffdcc0) && (base + len + 8 < base);
> > + return base + len + 8 < base;
> > }
> >
>
> Minor comment :
>
> 32KB frags were added later, in 3.7.
>
> This patch makes no harm, so no worries.
Ah, thanks, I'll go drop it anyway.
greg k-h
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