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| author | Paolo Bonzini <pbonzini@redhat.com> | 2018-09-26 23:17:42 +0200 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2018-10-02 19:09:13 +0200 |
| commit | d41ca5afe3bc513ecf10b3ba5aa59523e3cd54aa (patch) | |
| tree | bc22418e7e5070b59caa1679638f436b94b33b36 /hw/char | |
| parent | b255df7e6ee2b6da7a54b62b8e6c145054fec0db (diff) | |
| download | qemu-d41ca5afe3bc513ecf10b3ba5aa59523e3cd54aa.zip qemu-d41ca5afe3bc513ecf10b3ba5aa59523e3cd54aa.tar.gz qemu-d41ca5afe3bc513ecf10b3ba5aa59523e3cd54aa.tar.bz2 | |
virtio: do not take address of packed members
The address of a packed member is not packed, which may cause accesses
to unaligned pointers. Avoid this by reading the packed value before
passing it to another function.
Cc: Jason Wang <jasowang@redhat.com>
Cc: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/char')
| -rw-r--r-- | hw/char/virtio-serial-bus.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/hw/char/virtio-serial-bus.c b/hw/char/virtio-serial-bus.c index d2dd8ab..04e3ebe 100644 --- a/hw/char/virtio-serial-bus.c +++ b/hw/char/virtio-serial-bus.c @@ -667,9 +667,9 @@ static void virtio_serial_save_device(VirtIODevice *vdev, QEMUFile *f) /* The config space (ignored on the far end in current versions) */ get_config(vdev, (uint8_t *)&config); - qemu_put_be16s(f, &config.cols); - qemu_put_be16s(f, &config.rows); - qemu_put_be32s(f, &config.max_nr_ports); + qemu_put_be16(f, config.cols); + qemu_put_be16(f, config.rows); + qemu_put_be32(f, config.max_nr_ports); /* The ports map */ max_nr_ports = s->serial.max_virtserial_ports; |