drm/radeon/r420: mark expected switch fall-through

In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 1357317 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 45e1d4e60759f55bbe4bb03faf629a442d7417f8..2318d9e3ed96ddc3c00395149bce5fe5c73af19c 100644 (file)
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -109,6 +109,7 @@ void r420_pipes_init(struct radeon_device *rdev)
        default:
                /* force to 1 pipe */
                num_pipes = 1;
+               /* fall through */
        case 1:
                tmp = (0 << 1);
                break;