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Cache field to make code easier

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Signed-off-by: Frediano Ziglio <fziglio@redhat.com>
Acked-by: Victor Toso <victortoso@redhat.com>
This commit is contained in:
Frediano Ziglio 2016-09-18 03:08:50 +01:00
parent 696efb98ac
commit 3e51627991
1 changed files with 6 additions and 5 deletions
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11
server/display-channel.c
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@ -1976,22 +1976,23 @@ void display_channel_process_surface_cmd(DisplayChannel *display,
switch (surface_cmd->type) {
case QXL_SURFACE_CMD_CREATE: {
uint32_t height = surface_cmd->u.surface_create.height;
int32_t stride = surface_cmd->u.surface_create.stride;
const RedSurfaceCreate *create = &surface_cmd->u.surface_create;
uint32_t height = create->height;
int32_t stride = create->stride;
int reloaded_surface = loadvm || (surface_cmd->flags & QXL_SURF_FLAG_KEEP_DATA);
if (surface->refs) {
spice_warning("avoiding creating a surface twice");
break;
}
data = surface_cmd->u.surface_create.data;
data = create->data;
if (stride < 0) {
/* No need to worry about overflow here, command should already be validated
* when it is read, specifically red_get_surface_cmd */
data -= (int32_t)(stride * (height - 1));
}
display_channel_create_surface(display, surface_id, surface_cmd->u.surface_create.width,
height, stride, surface_cmd->u.surface_create.format, data,
display_channel_create_surface(display, surface_id, create->width,
height, stride, create->format, data,
reloaded_surface,
// reloaded surfaces will be sent on demand
!reloaded_surface);