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| author | Philipp Reisner <philipp.reisner@linbit.com> | 2009-10-02 02:40:11 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-02 10:54:18 -0700 |
| commit | cc44578b5a508889beb8ae3ccd4d2bbdf17bc86c (patch) | |
| tree | 404dea134f659856a275c2f89cdb6ee623806213 /drivers/video/uvesafb.c | |
| parent | 98a5783af02f4c9b87b676d7bbda6258045cfc76 (diff) | |
| download | op-kernel-dev-cc44578b5a508889beb8ae3ccd4d2bbdf17bc86c.zip op-kernel-dev-cc44578b5a508889beb8ae3ccd4d2bbdf17bc86c.tar.gz | |
uvesafb/connector: Disallow unpliviged users to send netlink packets
Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/video/uvesafb.c')
| -rw-r--r-- | drivers/video/uvesafb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c index aa7cd95..e35232a 100644 --- a/drivers/video/uvesafb.c +++ b/drivers/video/uvesafb.c @@ -72,6 +72,9 @@ static void uvesafb_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *ns struct uvesafb_task *utask; struct uvesafb_ktask *task; + if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) + return; + if (msg->seq >= UVESAFB_TASKS_MAX) return; |
