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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-07-28 19:26:08 -0500
committerMartin K. Petersen <martin.petersen@oracle.com>2019-08-07 21:30:50 -0400
commit4c73598732f7954867d95e315e5465b6ce7767a0 (patch)
treedb72d13e722ce389a5336e4f0c6bbeeb9d6c9168 /drivers/scsi/ibmvscsi
parente5460f084b84f06756e558fbfd2313202fb1dbd0 (diff)
downloadlinux-4c73598732f7954867d95e315e5465b6ce7767a0.tar.bz2
scsi: ibmvfc: Mark expected switch fall-throughs
Mark switch cases where we are expecting to fall through. This patch fixes the following warnings: drivers/scsi/ibmvscsi/ibmvfc.c: In function 'ibmvfc_npiv_login_done': drivers/scsi/ibmvscsi/ibmvfc.c:4022:3: warning: this statement may fall through [-Wimplicit-fallthrough=] ibmvfc_retry_host_init(vhost); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:4023:2: note: here case IBMVFC_MAD_DRIVER_FAILED: ^~~~ drivers/scsi/ibmvscsi/ibmvfc.c: In function 'ibmvfc_bsg_request': drivers/scsi/ibmvscsi/ibmvfc.c:1830:11: warning: this statement may fall through [-Wimplicit-fallthrough=] port_id = (bsg_request->rqst_data.h_els.port_id[0] << 16) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (bsg_request->rqst_data.h_els.port_id[1] << 8) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ bsg_request->rqst_data.h_els.port_id[2]; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1833:2: note: here case FC_BSG_RPT_ELS: ^~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1838:11: warning: this statement may fall through [-Wimplicit-fallthrough=] port_id = (bsg_request->rqst_data.h_ct.port_id[0] << 16) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (bsg_request->rqst_data.h_ct.port_id[1] << 8) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ bsg_request->rqst_data.h_ct.port_id[2]; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1841:2: note: here case FC_BSG_RPT_CT: ^~~~ Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Kees Cook <keescook@chromium.org> Acked-by: Tyrel Datwyler <tyreld@linux.ibm.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/ibmvscsi')
-rw-r--r--drivers/scsi/ibmvscsi/ibmvfc.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c
index acd16e0d52cf..fe38d92c9c9f 100644
--- a/drivers/scsi/ibmvscsi/ibmvfc.c
+++ b/drivers/scsi/ibmvscsi/ibmvfc.c
@@ -1830,6 +1830,7 @@ static int ibmvfc_bsg_request(struct bsg_job *job)
port_id = (bsg_request->rqst_data.h_els.port_id[0] << 16) |
(bsg_request->rqst_data.h_els.port_id[1] << 8) |
bsg_request->rqst_data.h_els.port_id[2];
+ /* fall through */
case FC_BSG_RPT_ELS:
fc_flags = IBMVFC_FC_ELS;
break;
@@ -1838,6 +1839,7 @@ static int ibmvfc_bsg_request(struct bsg_job *job)
port_id = (bsg_request->rqst_data.h_ct.port_id[0] << 16) |
(bsg_request->rqst_data.h_ct.port_id[1] << 8) |
bsg_request->rqst_data.h_ct.port_id[2];
+ /* fall through */
case FC_BSG_RPT_CT:
fc_flags = IBMVFC_FC_CT_IU;
break;
@@ -4020,6 +4022,7 @@ static void ibmvfc_npiv_login_done(struct ibmvfc_event *evt)
return;
case IBMVFC_MAD_CRQ_ERROR:
ibmvfc_retry_host_init(vhost);
+ /* fall through */
case IBMVFC_MAD_DRIVER_FAILED:
ibmvfc_free_event(evt);
return;