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| author | Prasad J Pandit | 2020-05-13 21:25:39 +0200 |
|---|---|---|
| committer | Paolo Bonzini | 2020-06-10 18:10:12 +0200 |
| commit | fd6918556736ecce8b10acd581ba134ffb62d9f9 (patch) | |
| tree | 43ab7674d72154e55c9b2dfa85024d1ddb9b727b /python | |
| parent | megasas: use unsigned type for reply_queue_head and check index (diff) | |
| download | qemu-fd6918556736ecce8b10acd581ba134ffb62d9f9.tar.gz qemu-fd6918556736ecce8b10acd581ba134ffb62d9f9.tar.xz qemu-fd6918556736ecce8b10acd581ba134ffb62d9f9.zip | |
megasas: avoid NULL pointer dereference
While in megasas_handle_frame(), megasas_enqueue_frame() may
set a NULL frame into MegasasCmd object for a given 'frame_addr'
address. Add check to avoid a NULL pointer dereference issue.
Reported-by: Alexander Bulekov <alxndr@bu.edu>
Fixes: https://bugs.launchpad.net/qemu/+bug/1878259
Signed-off-by: Prasad J Pandit <pjp@fedoraproject.org>
Acked-by: Alexander Bulekov <alxndr@bu.edu>
Reviewed-by: Darren Kenny <darren.kenny@oracle.com>
Message-Id: <20200513192540.1583887-3-ppandit@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'python')
0 files changed, 0 insertions, 0 deletions