scsi: st: mark expected switch fall-throughs
authorGustavo A. R. Silva <gustavo@embeddedor.com>
Wed, 28 Nov 2018 04:33:54 +0000 (22:33 -0600)
committerMartin K. Petersen <martin.petersen@oracle.com>
Sat, 12 Jan 2019 02:41:24 +0000 (21:41 -0500)
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>
drivers/scsi/st.c

index 7ff22d3f03e361f1f58f4f0e18594e1e70d3a3d3..7c7a742a5ef7d5722c9f8bd7ab923ebb39725a00 100644 (file)
@@ -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 */