summary refs log tree commit diff stats
path: root/hw/ide/ahci.c
diff options
context:
space:
mode:
authorJohn Snow <jsnow@redhat.com>2016-09-26 14:33:37 -0400
committerJohn Snow <jsnow@redhat.com>2016-09-29 15:50:29 -0400
commitdf403bc58859c893ebd0accda07678e84d15dc5d (patch)
treee4956eeeacb379cf3bc58a60c811bbfa8fb59bb1 /hw/ide/ahci.c
parent9da82227caa74fb6fbea224dad91fe5b7cc115a5 (diff)
downloadfocaccia-qemu-df403bc58859c893ebd0accda07678e84d15dc5d.tar.gz
focaccia-qemu-df403bc58859c893ebd0accda07678e84d15dc5d.zip
ahci: clear aiocb in ncq_cb
Similar to existing fixes for IDE (87ac25fd) and ATAPI (7f951b2d), the
AIOCB must be cleared in the callback. Otherwise, we may accidentally
try to reset a dangling pointer in bdrv_aio_cancel() from a port reset.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 1474575040-32079-2-git-send-email-jsnow@redhat.com
Signed-off-by: John Snow <jsnow@redhat.com>
Diffstat (limited to 'hw/ide/ahci.c')
-rw-r--r--hw/ide/ahci.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/ide/ahci.c b/hw/ide/ahci.c
index f3438ad78a..63ead21047 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;
     }