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[Qemu-devel] [PULL 19/20] l2cap: fix access to freed memory
From: |
Michael Tokarev |
Subject: |
[Qemu-devel] [PULL 19/20] l2cap: fix access to freed memory |
Date: |
Fri, 15 Aug 2014 19:15:10 +0400 |
From: zhanghailiang <address@hidden>
Pointer 'ch' will be used in function 'l2cap_channel_open_req_msg' after
it was previously freed in 'l2cap_channel_open'.
Assigned it to NULL after it is freed.
Reviewed-by: Alex Bennée <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
Signed-off-by: zhanghailiang <address@hidden>
Signed-off-by: Michael Tokarev <address@hidden>
---
hw/bt/l2cap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/bt/l2cap.c b/hw/bt/l2cap.c
index 2301d6f..591e047 100644
--- a/hw/bt/l2cap.c
+++ b/hw/bt/l2cap.c
@@ -429,7 +429,7 @@ static struct l2cap_chan_s *l2cap_channel_open(struct
l2cap_instance_s *l2cap,
status = L2CAP_CS_NO_INFO;
} else {
g_free(ch);
-
+ ch = NULL;
result = L2CAP_CR_NO_MEM;
status = L2CAP_CS_NO_INFO;
}
--
1.7.10.4
- [Qemu-devel] [PULL 00/20] Trivial patches for 2014-08-15, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 02/20] memory: Update obsolete comment about AddrRange field type, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 08/20] audio: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 01/20] apic: Fix reported DFR content, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 07/20] usb: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 06/20] CODING_STYLE: Section about conditional statement, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 13/20] vmxnet3: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 19/20] l2cap: fix access to freed memory,
Michael Tokarev <=
- [Qemu-devel] [PULL 14/20] qemu-options.hx: fix typo about l2tpv3, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 16/20] ssi: xilinx_spi: Initialise CS GPIOs as NULL, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 20/20] ivshmem: check the value returned by fstat(), Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 12/20] vl: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 11/20] spice: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 04/20] pci-host: update obsolete reference about piix_pci.c, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 09/20] isa-bus: don't use 'Yoda conditions', Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 03/20] qemu-options.hx: fix a typo of chardev, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 05/20] pci-host: update uncorresponding description, Michael Tokarev, 2014/08/15
- [Qemu-devel] [PULL 10/20] don't use 'Yoda conditions', Michael Tokarev, 2014/08/15