scsi: st: mark expected switch fall-throughs

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

Addresses-Coverity-ID: 114994 ("Missing break in switch")
Addresses-Coverity-ID: 114995 ("Missing break in switch")
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Kai Mäkisara <kai.makisara@kolumbus.fi>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 7ff22d3f03e3..7c7a742a5ef7 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -337,12 +337,14 @@ static void st_analyze_sense(struct st_request *SRpnt, struct st_cmdstatus *s)
                 switch (sense[0] & 0x7f) {
                 case 0x71:
                         s->deferred = 1;
+                        /* fall through */
                 case 0x70:
                         s->fixed_format = 1;
                         s->flags = sense[2] & 0xe0;
                         break;
                 case 0x73:
                         s->deferred = 1;
+                        /* fall through */
                 case 0x72:
                         s->fixed_format = 0;
                         ucp = scsi_sense_desc_find(sense, SCSI_SENSE_BUFFERSIZE, 4);
@@ -2721,6 +2723,7 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
         switch (cmd_in) {
         case MTFSFM:
                 chg_eof = 0;    /* Changed from the FSF after this */
+                /* fall through */
         case MTFSF:
                 cmd[0] = SPACE;
                 cmd[1] = 0x01;  /* Space FileMarks */
@@ -2735,6 +2738,7 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
                 break;
         case MTBSFM:
                 chg_eof = 0;    /* Changed from the FSF after this */
+                /* fall through */
         case MTBSF:
                 cmd[0] = SPACE;
                 cmd[1] = 0x01;  /* Space FileMarks */