Message ID | 1409580449-4562-2-git-send-email-nicolas.dichtel@6wind.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index f0493e3b7471..5bbaf74bf457 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1611,8 +1611,14 @@ static int do_setlink(const struct sk_buff *skb, modified = 1; } - if (tb[IFLA_TXQLEN]) - dev->tx_queue_len = nla_get_u32(tb[IFLA_TXQLEN]); + if (tb[IFLA_TXQLEN]) { + unsigned long value = nla_get_u32(tb[IFLA_TXQLEN]); + + if (dev->tx_queue_len ^ value) + modified = 1; + + dev->tx_queue_len = value; + } if (tb[IFLA_OPERSTATE]) set_operstate(dev, nla_get_u8(tb[IFLA_OPERSTATE]));
The only effect of this patch is to print a warning if IFLA_TXQLEN is updated and a following change fails. Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> --- net/core/rtnetlink.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-)