drm/nouveau/dmem: remove set but not used variable 'drm'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/gpu/drm/nouveau/nouveau_dmem.c: In function 'nouveau_dmem_free':
drivers/gpu/drm/nouveau/nouveau_dmem.c:103:22: warning:
 variable 'drm' set but not used [-Wunused-but-set-variable]
  struct nouveau_drm *drm;
                      ^

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --git a/drivers/gpu/drm/nouveau/nouveau_dmem.c b/drivers/gpu/drm/nouveau/nouveau_dmem.c
index 8be7a83ced9b5351e194c0bf0b98abc39df50eb3..58b4cb389d87a11250cb8882d0d39521c4c978c7 100644 (file)
--- a/drivers/gpu/drm/nouveau/nouveau_dmem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dmem.c
@@ -100,12 +100,10 @@ static void
 nouveau_dmem_free(struct hmm_devmem *devmem, struct page *page)
 {
        struct nouveau_dmem_chunk *chunk;
-       struct nouveau_drm *drm;
        unsigned long idx;
 
        chunk = (void *)hmm_devmem_page_get_drvdata(page);
        idx = page_to_pfn(page) - chunk->pfn_first;
-       drm = chunk->drm;
 
        /*
         * FIXME: