video: fbdev: arcfb: mark expected switch fall-through

GustavoARSilva · bzolnier · commit 97037597d670 · 2018-10-08T12:57:37.000+02:00
In preparation to enabling -Wimplicit-fallthrough, mark switch cases
where we are expecting to fall through.

Addresses-Coverity-ID: 115017 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva &lt;gustavo@embeddedor.com&gt;
Cc: Jaya Kumar &lt;jayalk@intworks.biz&gt;
Signed-off-by: Bartlomiej Zolnierkiewicz &lt;b.zolnierkie@samsung.com&gt;
diff --git a/drivers/video/fbdev/arcfb.c b/drivers/video/fbdev/arcfb.c
@@ -419,6 +419,8 @@ static int arcfb_ioctl(struct fb_info *info,
 			schedule();
 			finish_wait(&arcfb_waitq, &wait);
 		}
+		/* fall through */
+
 		case FBIO_GETCONTROL2:
 		{
 			unsigned char ctl2;

Original file line number	Diff line number	Diff line change
`@@ -419,6 +419,8 @@ static int arcfb_ioctl(struct fb_info *info,`
`419`	`419`	`schedule();`
`420`	`420`	`finish_wait(&arcfb_waitq, &wait);`
`421`	`421`	`}`
	`422`	`+ /* fall through */`
	`423`	`+`
`422`	`424`	`case FBIO_GETCONTROL2:`
`423`	`425`	`{`
`424`	`426`	`unsigned char ctl2;`