Bluetooth: Fix possible NULL pointer derefence in l2cap code
Bluetooth: Fix possible NULL pointer derefence in l2cap code

Due to ERTM reliability L2CAP channel needs to be disconnected if
adding to srej list failed.

Signed-off-by: Szymon Janc <db186c297188f7acbbdc9bbd6aff2f45665bb42d@tieto.com>
Signed-off-by: Gustavo F. Padovan <8463bae6aa74c6c37654a5ac7ce3bbb9fe6ffff8@profusion.mobi>

KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs