[PATCH 4.2.y-ckt 073/273] ALSA: rawmidi: Make snd_rawmidi_transmit() race-free
4.2.8-ckt5 -stable review patch. If anyone has any objections, please let me know. ---8< From: Takashi Iwaicommit 06ab30034ed9c200a570ab13c017bde248ddb2a6 upstream. A kernel WARNING in snd_rawmidi_transmit_ack() is
[PATCH 4.2.y-ckt 073/273] ALSA: rawmidi: Make snd_rawmidi_transmit() race-free
4.2.8-ckt5 -stable review patch. If anyone has any objections, please let me know. ---8< From: Takashi Iwai commit 06ab30034ed9c200a570ab13c017bde248ddb2a6 upstream. A kernel WARNING in snd_rawmidi_transmit_ack() is triggered by