[PATCH] kdb: kdb_main: mark expected switch fall-throughs

[Gustavo A. R. Silva]

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

Addresses-Coverity-ID: 115090 ("Missing break in switch")
Addresses-Coverity-ID: 115091 ("Missing break in switch")
Addresses-Coverity-ID: 114700 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@xxxxxxxxxxxxxx>
---
 kernel/debug/kdb/kdb_main.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c
index 2ddfce8..2249645 100644
--- a/kernel/debug/kdb/kdb_main.c
+++ b/kernel/debug/kdb/kdb_main.c
@@ -1545,13 +1545,16 @@ static void kdb_md_line(const char *fmtstr, unsigned long addr,
 				*c++ = printable_char(*cp++);
 				*c++ = printable_char(*cp++);
 				addr += 4;
+				/* fall through */
 			case 4:
 				*c++ = printable_char(*cp++);
 				*c++ = printable_char(*cp++);
 				addr += 2;
+				/* fall through */
 			case 2:
 				*c++ = printable_char(*cp++);
 				addr++;
+				/* fall through */
 			case 1:
 				*c++ = printable_char(*cp++);
 				addr++;
-- 
2.7.4