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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-05 08:54:36 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-10-05 08:54:36 +0200
commit168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04 (patch)
treeb3d8e85dd327bd288064a43e1020b770d18db30b /net/dcb/dcbnl.c
parentMerge tag 'usb-for-v5.10' of git://git.kernel.org/pub/scm/linux/kernel/git/ba... (diff)
parentLinux 5.9-rc8 (diff)
downloadlinux-168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04.tar.xz
linux-168ae5a74b4a9ebf0bd9c5ea7008af0b7a6ccf04.zip
Merge 5.9-rc8 into usb-next
We need the USB fixes in here as well for testing. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/dcb/dcbnl.c')
-rw-r--r--net/dcb/dcbnl.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index 84dde5a2066e..16014ad19406 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1426,6 +1426,7 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlmsghdr *nlh,
{
const struct dcbnl_rtnl_ops *ops = netdev->dcbnl_ops;
struct nlattr *ieee[DCB_ATTR_IEEE_MAX + 1];
+ int prio;
int err;
if (!ops)
@@ -1475,6 +1476,13 @@ static int dcbnl_ieee_set(struct net_device *netdev, struct nlmsghdr *nlh,
struct dcbnl_buffer *buffer =
nla_data(ieee[DCB_ATTR_DCB_BUFFER]);
+ for (prio = 0; prio < ARRAY_SIZE(buffer->prio2buffer); prio++) {
+ if (buffer->prio2buffer[prio] >= DCBX_MAX_BUFFERS) {
+ err = -EINVAL;
+ goto err;
+ }
+ }
+
err = ops->dcbnl_setbuffer(netdev, buffer);
if (err)
goto err;