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Diffstat (limited to 'target/linux/generic/patches-4.3/101-pppoe-fix-disconnect-crash.patch')
-rw-r--r--target/linux/generic/patches-4.3/101-pppoe-fix-disconnect-crash.patch16
1 files changed, 16 insertions, 0 deletions
diff --git a/target/linux/generic/patches-4.3/101-pppoe-fix-disconnect-crash.patch b/target/linux/generic/patches-4.3/101-pppoe-fix-disconnect-crash.patch
new file mode 100644
index 0000000000..f2e6e45b0b
--- /dev/null
+++ b/target/linux/generic/patches-4.3/101-pppoe-fix-disconnect-crash.patch
@@ -0,0 +1,16 @@
+Fix crash with actions performed on the underlying interface (MAC address,
+MTU or link state update). This triggers pppoe_flush_dev(), which cleans up
+the device without announcing it in sk->sk_state.
+
+Patch by Guillaume Nault (pulled from netdev@vger)
+
+--- a/drivers/net/ppp/pppoe.c
++++ b/drivers/net/ppp/pppoe.c
+@@ -313,7 +313,6 @@ static void pppoe_flush_dev(struct net_d
+ if (po->pppoe_dev == dev &&
+ sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND | PPPOX_ZOMBIE)) {
+ pppox_unbind_sock(sk);
+- sk->sk_state = PPPOX_ZOMBIE;
+ sk->sk_state_change(sk);
+ po->pppoe_dev = NULL;
+ dev_put(dev);