ravb: implement MTU change while device is up

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Pre-allocates buffers sufficient for the maximum supported MTU (2026) in
order to eliminate the possibility of resource exhaustion when changing the
MTU while the device is up.

Signed-off-by: Ulrich Hecht <uli+renesas@fpond.eu>
Reviewed-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Ulrich Hecht 2019-11-14 02:49:49 +01:00 • committed by David S. Miller

parent d7f9f47d4d

commit 15fb35fa9f

2 changed files with 16 additions and 13 deletions

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3

drivers/net/ethernet/renesas/ravb.h

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26

drivers/net/ethernet/renesas/ravb_main.c

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