hw/smbios/smbios.c: Don't use load_image()

The load_image() function is deprecated, as it does not let the
caller specify how large the buffer to read the file into is.
Instead use load_image_size().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-id: 20181130151712.2312-4-peter.maydell@linaro.org

hw/smbios/smbios.c

@@ -982,7 +982,7 @@ void smbios_entry_add(QemuOpts *opts, Error **errp)
         header = (struct smbios_structure_header *)(smbios_tables +
                                                     smbios_tables_len);
 
-        if (load_image(val, (uint8_t *)header) != size) {
+        if (load_image_size(val, (uint8_t *)header, size) != size) {
             error_setg(errp, "Failed to load SMBIOS file %s", val);
             return;
         }