[PATCH 3.14 44/68] USB: cdc-acm: fix potential urb leak and PM imbalance in write

3.14-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold commit 183a45087d126d126e8dd1d9b2602fc129dff9ad upstream. Make sure to check return value of autopm get in write() in order to avoid urb leak and PM counter imbalance on errors.

[PATCH 3.14 44/68] USB: cdc-acm: fix potential urb leak and PM imbalance in write

3.14-stable review patch. If anyone has any objections, please let me know. -- From: Johan Hovold jhov...@gmail.com commit 183a45087d126d126e8dd1d9b2602fc129dff9ad upstream. Make sure to check return value of autopm get in write() in order to avoid urb leak and PM counter