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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/nfc/netlink.c
parent9f10d3f6f966ef6f6a8d025a4b1d341923d04607 (diff)
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/nfc/netlink.c')
-rw-r--r--net/nfc/netlink.c18
1 files changed, 9 insertions, 9 deletions
diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c
index 03c31db38f1..f4f07f9b61c 100644
--- a/net/nfc/netlink.c
+++ b/net/nfc/netlink.c
@@ -167,7 +167,7 @@ int nfc_genl_targets_found(struct nfc_dev *dev)
dev->genl_data.poll_req_pid = 0;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return -ENOMEM;
@@ -195,7 +195,7 @@ int nfc_genl_target_lost(struct nfc_dev *dev, u32 target_idx)
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -226,7 +226,7 @@ int nfc_genl_tm_activated(struct nfc_dev *dev, u32 protocol)
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -258,7 +258,7 @@ int nfc_genl_tm_deactivated(struct nfc_dev *dev)
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -288,7 +288,7 @@ int nfc_genl_device_added(struct nfc_dev *dev)
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -321,7 +321,7 @@ int nfc_genl_device_removed(struct nfc_dev *dev)
struct sk_buff *msg;
void *hdr;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg)
return -ENOMEM;
@@ -434,7 +434,7 @@ int nfc_genl_dep_link_up_event(struct nfc_dev *dev, u32 target_idx,
pr_debug("DEP link is up\n");
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return -ENOMEM;
@@ -473,7 +473,7 @@ int nfc_genl_dep_link_down_event(struct nfc_dev *dev)
pr_debug("DEP link is down\n");
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_ATOMIC);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_ATOMIC);
if (!msg)
return -ENOMEM;
@@ -514,7 +514,7 @@ static int nfc_genl_get_device(struct sk_buff *skb, struct genl_info *info)
if (!dev)
return -ENODEV;
- msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ msg = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (!msg) {
rc = -ENOMEM;
goto out_putdev;