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| author | Edgar E. Iglesias <edgar.iglesias@amd.com> | 2024-10-07 18:53:13 +0200 |
|---|---|---|
| committer | Edgar E. Iglesias <edgar.iglesias@amd.com> | 2024-10-21 07:53:21 +0200 |
| commit | 676a68fd4850924db73548c9cb20ea484709708c (patch) | |
| tree | 793748273010d023922f422b79f7515230295f57 /hw/xen | |
| parent | f1dd640896ee2b50cb34328f2568aad324702954 (diff) | |
| download | qemu-676a68fd4850924db73548c9cb20ea484709708c.zip qemu-676a68fd4850924db73548c9cb20ea484709708c.tar.gz qemu-676a68fd4850924db73548c9cb20ea484709708c.tar.bz2 | |
hw/xen: Avoid use of uninitialized bufioreq_evtchn
Avoid use of uninitialized bufioreq_evtchn. It should only
be used if buffered IOREQs are enabled.
Resolves: Coverity CID 1563383
Reported-by: Peter Maydell <peter.maydell@linaro.org>
Acked-by: Stefano Stabellini <sstabellini@kernel.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Diffstat (limited to 'hw/xen')
| -rw-r--r-- | hw/xen/xen-hvm-common.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c index 7d2b728..7ffbbfe 100644 --- a/hw/xen/xen-hvm-common.c +++ b/hw/xen/xen-hvm-common.c @@ -752,9 +752,10 @@ static int xen_map_ioreq_server(XenIOState *state) return -1; } - trace_xen_map_ioreq_server_buffered_io_evtchn(bufioreq_evtchn); - - state->bufioreq_remote_port = bufioreq_evtchn; + if (state->has_bufioreq) { + trace_xen_map_ioreq_server_buffered_io_evtchn(bufioreq_evtchn); + state->bufioreq_remote_port = bufioreq_evtchn; + } return 0; } |