diff options
| -rw-r--r-- | server/red_worker.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/server/red_worker.c b/server/red_worker.c index 6bdad93e..35a1a04f 100644 --- a/server/red_worker.c +++ b/server/red_worker.c @@ -9470,7 +9470,11 @@ static inline void red_create_surface(RedWorker *worker, uint32_t surface_id, ui surface->context.stride = stride; surface->context.line_0 = line_0; if (!data_is_valid) { - memset((char *)line_0 + (int32_t)(stride * (height - 1)), 0, height*abs(stride)); + char *data = line_0; + if (stride < 0) { + data -= abs(stride) * (height - 1); + } + memset(data, 0, height*abs(stride)); } surface->create.info = NULL; surface->destroy.info = NULL; |