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[Qemu-devel] [PATCH 19/25] blkdebug: Delete BH in bdrv_aio_cancel
From: |
Michael Roth |
Subject: |
[Qemu-devel] [PATCH 19/25] blkdebug: Delete BH in bdrv_aio_cancel |
Date: |
Wed, 27 Aug 2014 12:36:16 -0500 |
From: Fam Zheng <address@hidden>
Otherwise error_callback_bh will access the already released acb.
Cc: address@hidden
Signed-off-by: Fam Zheng <address@hidden>
Signed-off-by: Kevin Wolf <address@hidden>
(cherry picked from commit cbf95a0b117461473f05ab3cce4d01ba2b29e60a)
Signed-off-by: Michael Roth <address@hidden>
---
block/blkdebug.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/block/blkdebug.c b/block/blkdebug.c
index f51407d..01b8e73 100644
--- a/block/blkdebug.c
+++ b/block/blkdebug.c
@@ -449,6 +449,10 @@ static void error_callback_bh(void *opaque)
static void blkdebug_aio_cancel(BlockDriverAIOCB *blockacb)
{
BlkdebugAIOCB *acb = container_of(blockacb, BlkdebugAIOCB, common);
+ if (acb->bh) {
+ qemu_bh_delete(acb->bh);
+ acb->bh = NULL;
+ }
qemu_aio_release(acb);
}
--
1.9.1
- [Qemu-devel] [PATCH 12/25] virtio-blk: fix reference a pointer which might be freed, (continued)
- [Qemu-devel] [PATCH 12/25] virtio-blk: fix reference a pointer which might be freed, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 13/25] target-arm: Fix return address for A64 BRK instructions, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 11/25] acpi: align RSDP, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 16/25] block/iscsi: fix memory corruption on iscsi resize, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 15/25] arm/virt: Use PSCI v0.2 function IDs in the DT when KVM uses PSCI v0.2, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 18/25] qemu-iotests: add test case 101 for short file I/O, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 01/25] qmp: hide "hotplugged" device property from device-list-properties, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 20/25] vmxnet3: Pad short frames to minimum size (60 bytes), Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 17/25] raw-posix: fix O_DIRECT short reads, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 21/25] hostmem: set MPOL_MF_MOVE, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 19/25] blkdebug: Delete BH in bdrv_aio_cancel,
Michael Roth <=
- [Qemu-devel] [PATCH 23/25] pc: reserve more memory for ACPI for new machine types, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 24/25] thread-pool: avoid per-thread-pool EventNotifier, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 25/25] thread-pool: avoid deadlock in nested aio_poll() calls, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 14/25] target-arm: Rename QEMU PSCI v0.1 definitions, Michael Roth, 2014/08/27
- [Qemu-devel] [PATCH 22/25] pcihp: fix possible array out of bounds, Michael Roth, 2014/08/27
- Re: [Qemu-devel] Patch Round-up for stable 2.1.1, freeze on 2014-09-03, zhanghailiang, 2014/08/28
- Re: [Qemu-devel] Patch Round-up for stable 2.1.1, freeze on 2014-09-03, Paolo Bonzini, 2014/08/29