mirror of https://github.com/proxmox/mirror_qemu
qdev: don't crash on unset drive properties.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>master
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99244fa151
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41b5e892b7
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@ -208,7 +208,7 @@ static int parse_drive(DeviceState *dev, Property *prop, const char *str)
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static int print_drive(DeviceState *dev, Property *prop, char *dest, size_t len)
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{
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DriveInfo **ptr = qdev_get_prop_ptr(dev, prop);
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return snprintf(dest, len, "%s", (*ptr)->id);
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return snprintf(dest, len, "%s", (*ptr) ? (*ptr)->id : "<null>");
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}
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PropertyInfo qdev_prop_drive = {
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