[PATCH 3.16.y-ckt 42/71] bridge: disable softirqs around br_fdb_update to avoid lockup

3.16.7-ckt14 -stable review patch. If anyone has any objections, please let me know. -- From: Nikolay Aleksandrov commit c4c832f89dc468cf11dc0dd17206bace44526651 upstream. br_fdb_update() can be called in process context in the following way: br_fdb_add() -> __br_fdb_add()

[PATCH 3.16.y-ckt 42/71] bridge: disable softirqs around br_fdb_update to avoid lockup

3.16.7-ckt14 -stable review patch. If anyone has any objections, please let me know. -- From: Nikolay Aleksandrov niko...@cumulusnetworks.com commit c4c832f89dc468cf11dc0dd17206bace44526651 upstream. br_fdb_update() can be called in process context in the following way: