summaryrefslogtreecommitdiff
path: root/net/batman-adv/hard-interface.c
diff options
context:
space:
mode:
authorJakub Kicinski <kuba@kernel.org>2023-08-24 20:46:29 +0300
committerJakub Kicinski <kuba@kernel.org>2023-08-24 20:51:39 +0300
commit57ce6427e00a6a72f74b29630b39548b36980b09 (patch)
tree4f09d27db19c7c6688764dee7fd1955a37ed4774 /net/batman-adv/hard-interface.c
parent9f6708a668186dc5b38532fc1d1ff2f5311722d6 (diff)
parentb5cc3833f13ace75e26e3f7b51cd7b6da5e9cf17 (diff)
downloadlinux-57ce6427e00a6a72f74b29630b39548b36980b09.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR. Conflicts: include/net/inet_sock.h f866fbc842de ("ipv4: fix data-races around inet->inet_id") c274af224269 ("inet: introduce inet->inet_flags") https://lore.kernel.org/all/679ddff6-db6e-4ff6-b177-574e90d0103d@tessares.net/ Adjacent changes: drivers/net/bonding/bond_alb.c e74216b8def3 ("bonding: fix macvlan over alb bond support") f11e5bd159b0 ("bonding: support balance-alb with openvswitch") drivers/net/ethernet/broadcom/bgmac.c d6499f0b7c7c ("net: bgmac: Return PTR_ERR() for fixed_phy_register()") 23a14488ea58 ("net: bgmac: Fix return value check for fixed_phy_register()") drivers/net/ethernet/broadcom/genet/bcmmii.c 32bbe64a1386 ("net: bcmgenet: Fix return value check for fixed_phy_register()") acf50d1adbf4 ("net: bcmgenet: Return PTR_ERR() for fixed_phy_register()") net/sctp/socket.c f866fbc842de ("ipv4: fix data-races around inet->inet_id") b09bde5c3554 ("inet: move inet->mc_loop to inet->inet_frags") Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/batman-adv/hard-interface.c')
-rw-r--r--net/batman-adv/hard-interface.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c
index 5a4ff9a81e74..96a412beab2d 100644
--- a/net/batman-adv/hard-interface.c
+++ b/net/batman-adv/hard-interface.c
@@ -631,7 +631,19 @@ out:
*/
void batadv_update_min_mtu(struct net_device *soft_iface)
{
- soft_iface->mtu = batadv_hardif_min_mtu(soft_iface);
+ struct batadv_priv *bat_priv = netdev_priv(soft_iface);
+ int limit_mtu;
+ int mtu;
+
+ mtu = batadv_hardif_min_mtu(soft_iface);
+
+ if (bat_priv->mtu_set_by_user)
+ limit_mtu = bat_priv->mtu_set_by_user;
+ else
+ limit_mtu = ETH_DATA_LEN;
+
+ mtu = min(mtu, limit_mtu);
+ dev_set_mtu(soft_iface, mtu);
/* Check if the local translate table should be cleaned up to match a
* new (and smaller) MTU.