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IPoIB: Fix world-writable child interface control sysfs attributes

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Sumeet Lahorani <sumeet.lahorani@oracle.com> reported that the IPoIB
child entries are world-writable; however we don't want ordinary users
to be able to create and destroy child interfaces, so fix them to be
writable only by root.

Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com>
Cc: <stable@kernel.org>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Or Gerlitz 2010-06-06 04:59:16 +00:00 committed by Roland Dreier
parent 67a3e12b05
commit 7a52b34b07
1 changed files with 2 additions and 2 deletions
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4
drivers/infiniband/ulp/ipoib/ipoib_main.c
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@ -1163,7 +1163,7 @@ static ssize_t create_child(struct device *dev,
return ret ? ret : count;
}
static DEVICE_ATTR(create_child, S_IWUGO, NULL, create_child);
static DEVICE_ATTR(create_child, S_IWUSR, NULL, create_child);
static ssize_t delete_child(struct device *dev,
struct device_attribute *attr,
@ -1183,7 +1183,7 @@ static ssize_t delete_child(struct device *dev,
return ret ? ret : count;
}
static DEVICE_ATTR(delete_child, S_IWUGO, NULL, delete_child);
static DEVICE_ATTR(delete_child, S_IWUSR, NULL, delete_child);
int ipoib_add_pkey_attr(struct net_device *dev)
{