[PATCH 3.14 40/68] USB: cdc-acm: fix write and resume race

3.14-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold commit e144ed28bed10684f9aaec6325ed974d53f76110 upstream. Fix race between write() and resume() due to improper locking that could lead to writes being reordered. Resume must be

[PATCH 3.14 40/68] USB: cdc-acm: fix write and resume race

3.14-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold jhov...@gmail.com commit e144ed28bed10684f9aaec6325ed974d53f76110 upstream. Fix race between write() and resume() due to improper locking that could lead to writes being