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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-12-14 16:43:47 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-12-14 16:43:47 -0800 |
| commit | 6ae840e7cc4be0be3aa40d9f67c35c75cfc67d83 (patch) | |
| tree | 9c83c87a8670ef678d95f8d6f76a07f24a09a49f /drivers/connector/connector.c | |
| parent | e6b5be2be4e30037eb551e0ed09dd97bd00d85d3 (diff) | |
| parent | 91905b6f4afe51e23a3f58df93e4cdc5e49cf40c (diff) | |
Merge tag 'char-misc-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc driver updates from Greg KH:
"Here's the big char/misc driver update for 3.19-rc1
Lots of little things all over the place in different drivers, and a
new subsystem, "coresight" has been added. Full details are in the
shortlog"
* tag 'char-misc-3.19-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: (73 commits)
parport: parport_pc, do not remove parent devices early
spmi: Remove shutdown/suspend/resume kernel-doc
carma-fpga-program: drop videobuf dependency
carma-fpga: drop videobuf dependency
carma-fpga-program.c: fix compile errors
i8k: Fix temperature bug handling in i8k_get_temp()
cxl: Name interrupts in /proc/interrupt
CXL: Return error to PSL if IRQ demultiplexing fails & print clearer warning
coresight-replicator: remove .owner field for driver
coresight: fixed comments in coresight.h
coresight: fix typo in comment in coresight-priv.h
coresight: bindings for coresight drivers
coresight: Adding ABI documentation
w1: support auto-load of w1_bq27000 module.
w1: avoid potential u16 overflow
cn: verify msg->len before making callback
mei: export fw status registers through sysfs
mei: read and print all six FW status registers
mei: txe: add cherrytrail device id
mei: kill cached host and me csr values
...
Diffstat (limited to 'drivers/connector/connector.c')
| -rw-r--r-- | drivers/connector/connector.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c index f612d68629d..30f522848c7 100644 --- a/drivers/connector/connector.c +++ b/drivers/connector/connector.c @@ -141,12 +141,18 @@ EXPORT_SYMBOL_GPL(cn_netlink_send); */ static int cn_call_callback(struct sk_buff *skb) { + struct nlmsghdr *nlh; struct cn_callback_entry *i, *cbq = NULL; struct cn_dev *dev = &cdev; struct cn_msg *msg = nlmsg_data(nlmsg_hdr(skb)); struct netlink_skb_parms *nsp = &NETLINK_CB(skb); int err = -ENODEV; + /* verify msg->len is within skb */ + nlh = nlmsg_hdr(skb); + if (nlh->nlmsg_len < NLMSG_HDRLEN + sizeof(struct cn_msg) + msg->len) + return -EINVAL; + spin_lock_bh(&dev->cbdev->queue_lock); list_for_each_entry(i, &dev->cbdev->queue_list, callback_entry) { if (cn_cb_equal(&i->id.id, &msg->id)) { |