In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.
Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
---
drivers/gpu/drm/via/via_dmablit.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c
index 345bda4..8bf3a7c 100644
--- a/drivers/gpu/drm/via/via_dmablit.c
+++ b/drivers/gpu/drm/via/via_dmablit.c
@@ -177,12 +177,14 @@ via_free_sg_info(struct pci_dev *pdev, drm_via_sg_info_t *vsg)
switch (vsg->state) {
case dr_via_device_mapped:
via_unmap_blit_from_device(pdev, vsg);
+ /* fall through */
case dr_via_desc_pages_alloc:
for (i = 0; i < vsg->num_desc_pages; ++i) {
if (vsg->desc_pages[i] != NULL)
free_page((unsigned long)vsg->desc_pages[i]);
}
kfree(vsg->desc_pages);
+ /* fall through */
case dr_via_pages_locked:
for (i = 0; i < vsg->num_pages; ++i) {
if (NULL != (page = vsg->pages[i])) {
@@ -191,8 +193,10 @@ via_free_sg_info(struct pci_dev *pdev, drm_via_sg_info_t *vsg)
put_page(page);
}
}
+ /* fall through */
case dr_via_pages_alloc:
vfree(vsg->pages);
+ /* fall through */
default:
vsg->state = dr_via_sg_init;
}
--
2.7.4
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