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authorJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:38:40 +0300
committerJae Hyun Yoo <jae.hyun.yoo@linux.intel.com>2021-10-01 21:40:21 +0300
commit9c881021a269af242594e2dfc79f1c4701404887 (patch)
treec8ec14f412d7ea35009b2dee08770082ddbb5c6e /net/mac80211/iface.c
parente9479d98b87227b8b7502c4c1e778887b23799f1 (diff)
parentcf06e1ab1c3ed354da5873e646f2164fea147c88 (diff)
downloadlinux-dev-5.10-intel.tar.xz
Merge branch 'dev-5.10' into dev-5.10-inteldev-5.10-intel
Pull 5.10.67 stable from OpenBMC upstream. Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Diffstat (limited to 'net/mac80211/iface.c')
-rw-r--r--net/mac80211/iface.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 30589b4c09da..3a15ef8dd322 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -2000,9 +2000,16 @@ int ieee80211_if_add(struct ieee80211_local *local, const char *name,
netdev_set_default_ethtool_ops(ndev, &ieee80211_ethtool_ops);
- /* MTU range: 256 - 2304 */
+ /* MTU range is normally 256 - 2304, where the upper limit is
+ * the maximum MSDU size. Monitor interfaces send and receive
+ * MPDU and A-MSDU frames which may be much larger so we do
+ * not impose an upper limit in that case.
+ */
ndev->min_mtu = 256;
- ndev->max_mtu = local->hw.max_mtu;
+ if (type == NL80211_IFTYPE_MONITOR)
+ ndev->max_mtu = 0;
+ else
+ ndev->max_mtu = local->hw.max_mtu;
ret = register_netdevice(ndev);
if (ret) {