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authorPhilipp Reisner <philipp.reisner@linbit.com>2009-10-02 02:40:11 +0000
committerDavid S. Miller <davem@davemloft.net>2009-10-02 10:54:18 -0700
commitcc44578b5a508889beb8ae3ccd4d2bbdf17bc86c (patch)
tree404dea134f659856a275c2f89cdb6ee623806213 /drivers/video/uvesafb.c
parent98a5783af02f4c9b87b676d7bbda6258045cfc76 (diff)
downloadop-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.c3
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;
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