diff options
| author | Henri Verbeet <hverbeet@gmail.com> | 2010-08-16 22:18:37 +0200 |
|---|---|---|
| committer | Henri Verbeet <hverbeet@gmail.com> | 2010-08-22 12:43:11 +0200 |
| commit | 8a878c266a8bf50b49d3ef8c5984790581e33133 (patch) | |
| tree | bd5ad99c5b0cd93fe48bbc0b7e15a50ddc36c14f /src/gallium/winsys/r600/drm/radeon_bo.c | |
| parent | 04094b2da2030a82ff49e647fc8658502f02cea8 (diff) | |
r600g: Don't blindly unmap NULL->size.
There may actually be something mapped in that range, especially for large
buffers like e.g. the GL Drawable.
Diffstat (limited to 'src/gallium/winsys/r600/drm/radeon_bo.c')
| -rw-r--r-- | src/gallium/winsys/r600/drm/radeon_bo.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/gallium/winsys/r600/drm/radeon_bo.c b/src/gallium/winsys/r600/drm/radeon_bo.c index f259ae7fb5..a1306f6e9d 100644 --- a/src/gallium/winsys/r600/drm/radeon_bo.c +++ b/src/gallium/winsys/r600/drm/radeon_bo.c @@ -145,7 +145,9 @@ struct radeon_bo *radeon_bo_decref(struct radeon *radeon, struct radeon_bo *bo) return NULL; } - munmap(bo->data, bo->size); + if (bo->map_count) { + munmap(bo->data, bo->size); + } memset(&args, 0, sizeof(args)); args.handle = bo->handle; drmIoctl(radeon->fd, DRM_IOCTL_GEM_CLOSE, &args); |