[PATCH] video: fbdev: sm501fb: mark expected switch fall-through in sm501fb_blank_crt

[Gustavo A. R. Silva]

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

Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
---
 drivers/video/fbdev/sm501fb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/video/fbdev/sm501fb.c b/drivers/video/fbdev/sm501fb.c
index 076dd27..7085cc0 100644
--- a/drivers/video/fbdev/sm501fb.c
+++ b/drivers/video/fbdev/sm501fb.c
@@ -1008,6 +1008,7 @@ static int sm501fb_blank_crt(int blank_mode, struct fb_info *info)
 	case FB_BLANK_POWERDOWN:
 		ctrl &= ~SM501_DC_CRT_CONTROL_ENABLE;
 		sm501_misc_control(fbi->dev->parent, SM501_MISC_DAC_POWER, 0);
+		/* fall through */
 
 	case FB_BLANK_NORMAL:
 		ctrl |= SM501_DC_CRT_CONTROL_BLANK;
-- 
2.7.4