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authorArnd Bergmann <arnd@arndb.de>2013-03-14 22:55:59 (GMT)
committerArnd Bergmann <arnd@arndb.de>2013-03-14 22:55:59 (GMT)
commit7ac6c89189c669fd5f883937f291f18d324d470b (patch)
tree5f0712bdedac45a40148ede0064d4e6eddb4260e /drivers/connector/cn_proc.c
parent6fdd496e07f511a94ba27e4a1433038b32d6af05 (diff)
parent0ed66befaae893e82c9f016238282d73ef9fd6c7 (diff)
downloadlinux-fsl-qoriq-7ac6c89189c669fd5f883937f291f18d324d470b.tar.xz
Merge tag 'at91-fixes' of git://github.com/at91linux/linux-at91 into fixes
From Nicolas Ferre <nicolas.ferre@atmel.com>: Two patches for Device Tree on at91sam9x5/NAND. Two more for fixing PM suspend/resume IRQ on AIC5 and GPIO used with pinctrl. * tag 'at91-fixes' of git://github.com/at91linux/linux-at91: ARM: at91: fix infinite loop in at91_irq_suspend/resume ARM: at91: add gpio suspend/resume support when using pinctrl ARM: at91: dt: at91sam9x5: complete NAND pinctrl ARM: at91: dt: at91sam9x5: correct NAND pins comments Includes an update to -rc2 Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/connector/cn_proc.c')
-rw-r--r--drivers/connector/cn_proc.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c
index fce2000..1110478 100644
--- a/drivers/connector/cn_proc.c
+++ b/drivers/connector/cn_proc.c
@@ -313,6 +313,12 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg,
(task_active_pid_ns(current) != &init_pid_ns))
return;
+ /* Can only change if privileged. */
+ if (!capable(CAP_NET_ADMIN)) {
+ err = EPERM;
+ goto out;
+ }
+
mc_op = (enum proc_cn_mcast_op *)msg->data;
switch (*mc_op) {
case PROC_CN_MCAST_LISTEN:
@@ -325,6 +331,8 @@ static void cn_proc_mcast_ctl(struct cn_msg *msg,
err = EINVAL;
break;
}
+
+out:
cn_proc_ack(err, msg->seq, msg->ack);
}