macvlan: Check return of dev_set_allmulti

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allmulti might overflow.
Commit: "netdevice: Fix promiscuity and allmulti overflow" in net-next makes
dev_set_promiscuity/allmulti return error number if overflow happened.

Here, we check the positive increment for allmulti to get error return.

Signed-off-by: Wang Chen <wangchen@cn.fujitsu.com>
Acked-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Wang Chen 2008-07-14 20:57:07 -07:00 • committed by David S. Miller

parent 7dc00c82cb

commit b89fb7da2f

1 changed files with 11 additions and 3 deletions

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drivers/net/macvlan.c

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