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authorThomas Graf <tgraf@suug.ch>2012-06-28 03:57:45 +0000
committerDavid S. Miller <davem@davemloft.net>2012-06-28 17:56:43 -0700
commit58050fce3530939372e6c2f4b4beb76fcb4caa65 (patch)
treeee2b85eda9973fed36102dad66f583e43a4a6cab /net/ieee802154
parent9f10d3f6f966ef6f6a8d025a4b1d341923d04607 (diff)
downloadlinux-58050fce3530939372e6c2f4b4beb76fcb4caa65.tar.gz
net: Use NLMSG_DEFAULT_SIZE in combination with nlmsg_new()
Using NLMSG_GOODSIZE results in multiple pages being used as nlmsg_new() will automatically add the size of the netlink header to the payload thus exceeding the page limit. NLMSG_DEFAULT_SIZE takes this into account. Signed-off-by: Thomas Graf <tgraf@suug.ch> Cc: Jiri Pirko <jpirko@redhat.com> Cc: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Cc: Sergey Lapin <slapin@ossfans.org> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Lauro Ramos Venancio <lauro.venancio@openbossa.org> Cc: Aloisio Almeida Jr <aloisio.almeida@openbossa.org> Cc: Samuel Ortiz <sameo@linux.intel.com> Reviewed-by: Jiri Pirko <jpirko@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/netlink.c4
-rw-r--r--net/ieee802154/nl-mac.c2
-rw-r--r--net/ieee802154/nl-phy.c2
3 files changed, 4 insertions, 4 deletions
diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c
index c8097ae2482..97351e1d07a 100644
--- a/net/ieee802154/netlink.c
+++ b/net/ieee802154/netlink.c
@@ -44,7 +44,7 @@ struct genl_family nl802154_family = {
struct sk_buff *ieee802154_nl_create(int flags, u8 req)
{
void *hdr;
- struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC);
+ struct sk_buff *msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
unsigned long f;
if (!msg)
@@ -80,7 +80,7 @@ struct sk_buff *ieee802154_nl_new_reply(struct genl_info *info,
int flags, u8 req)
{
void *hdr;
- struct sk_buff *msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC);
+ struct sk_buff *msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return NULL;
diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c
index ca92587720f..1e9917124e7 100644
--- a/net/ieee802154/nl-mac.c
+++ b/net/ieee802154/nl-mac.c
@@ -530,7 +530,7 @@ static int ieee802154_list_iface(struct sk_buff *skb,
if (!dev)
return -ENODEV;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
goto out_dev;
diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c
index eed291626da..d54be34cca9 100644
--- a/net/ieee802154/nl-phy.c
+++ b/net/ieee802154/nl-phy.c
@@ -101,7 +101,7 @@ static int ieee802154_list_phy(struct sk_buff *skb,
if (!phy)
return -ENODEV;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
goto out_dev;