diff options
Diffstat (limited to 'drivers/cxl')
| -rw-r--r-- | drivers/cxl/core/region.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/cxl/core/region.c b/drivers/cxl/core/region.c index 82d229c8f9bf..ae899f68551f 100644 --- a/drivers/cxl/core/region.c +++ b/drivers/cxl/core/region.c @@ -236,7 +236,10 @@ static int cxl_region_invalidate_memregion(struct cxl_region *cxlr) return -ENXIO; } - cpu_cache_invalidate_memregion(IORES_DESC_CXL); + if (!cxlr->params.res) + return -ENXIO; + cpu_cache_invalidate_memregion(cxlr->params.res->start, + resource_size(cxlr->params.res)); return 0; } |