| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.17 136/343] net: account alternate interface name memory | Date | Tue, 12 Apr 2022 08:29:14 +0200 |
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From: Jakub Kicinski <kuba@kernel.org>
[ Upstream commit 5d26cff5bdbebdf98ba48217c078ff102536f134 ]
George reports that altnames can eat up kernel memory. We should charge that memory appropriately.
Reported-by: George Shuklin <george.shuklin@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org> --- net/core/rtnetlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 2fb8eb6791e8..9c9ad3d4b766 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -3658,7 +3658,7 @@ static int rtnl_alt_ifname(int cmd, struct net_device *dev, struct nlattr *attr, if (err) return err; - alt_ifname = nla_strdup(attr, GFP_KERNEL); + alt_ifname = nla_strdup(attr, GFP_KERNEL_ACCOUNT); if (!alt_ifname) return -ENOMEM; -- 2.35.1
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