[Qemu-stable] [PATCH 1/1] ahci: clear aiocb in ncq_cb

[John Snow]

Similar to existing fixes for IDE and ATAPI, the AIOCB
must be cleared in the callback. Otherwise, we may accidentally
try to reset it after the object has been released.

Signed-off-by: John Snow <address@hidden>
---
 hw/ide/ahci.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index f3438ad..63ead21 100644
--- a/hw/ide/ahci.c
+++ b/hw/ide/ahci.c
@@ -948,6 +948,7 @@ static void ncq_cb(void *opaque, int ret)
     NCQTransferState *ncq_tfs = (NCQTransferState *)opaque;
     IDEState *ide_state = &ncq_tfs->drive->port.ifs[0];
 
+    ncq_tfs->aiocb = NULL;
     if (ret == -ECANCELED) {
         return;
     }
-- 
2.7.4