From: "Gustavo A. R. Silva" <gustavo@embeddedor.com> To: Michael Cyr <mikecyr@linux.ibm.com>, "James E.J. Bottomley" <jejb@linux.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com> Cc: linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" <gustavo@embeddedor.com>, Stephen Rothwell <sfr@canb.auug.org.au>, Kees Cook <keescook@chromium.org> Subject: [PATCH] scsi: ibmvscsi_tgt: Mark expected switch fall-throughs Date: Mon, 29 Jul 2019 06:29:02 -0500 [thread overview] Message-ID: <20190729112902.GA3768@embeddedor> (raw) Mark switch cases where we are expecting to fall through. This patch fixes the following warnings (Building: powerpc allyesconfig): drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c: In function 'ibmvscsis_adapter_info': drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:1582:6: warning: this statement may fall through [-Wimplicit-fallthrough=] if (connection_broken(vscsi)) ^ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:1584:2: note: here default: ^~~~~~~ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c: In function 'ibmvscsis_ping_response': drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2494:16: warning: this statement may fall through [-Wimplicit-fallthrough=] vscsi->flags |= CLIENT_FAILED; drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2495:2: note: here case H_DROPPED: ^~~~ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2496:16: warning: this statement may fall through [-Wimplicit-fallthrough=] vscsi->flags |= RESPONSE_Q_DOWN; drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2497:2: note: here case H_REMOTE_PARM: ^~~~ Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> --- drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index 7f9535392a93..a929fe76102b 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -1581,6 +1581,7 @@ static long ibmvscsis_adapter_info(struct scsi_info *vscsi, case H_PERMISSION: if (connection_broken(vscsi)) flag_bits = (RESPONSE_Q_DOWN | CLIENT_FAILED); + /* Fall through */ default: dev_err(&vscsi->dev, "adapter_info: h_copy_rdma to client failed, rc %ld\n", rc); @@ -2492,8 +2493,10 @@ static long ibmvscsis_ping_response(struct scsi_info *vscsi) break; case H_CLOSED: vscsi->flags |= CLIENT_FAILED; + /* Fall through */ case H_DROPPED: vscsi->flags |= RESPONSE_Q_DOWN; + /* Fall through */ case H_REMOTE_PARM: dev_err(&vscsi->dev, "ping_response: h_send_crq failed, rc %ld\n", rc); -- 2.22.0
WARNING: multiple messages have this Message-ID (diff)
From: "Gustavo A. R. Silva" <gustavo@embeddedor.com> To: Michael Cyr <mikecyr@linux.ibm.com>, "James E.J. Bottomley" <jejb@linux.ibm.com>, "Martin K. Petersen" <martin.petersen@oracle.com> Cc: linux-scsi@vger.kernel.org, target-devel@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" <gustavo@embeddedor.com>, Stephen Rothwell <sfr@canb.auug.org.au>, Kees Cook <keescook@chromium.org> Subject: [PATCH] scsi: ibmvscsi_tgt: Mark expected switch fall-throughs Date: Mon, 29 Jul 2019 11:29:02 +0000 [thread overview] Message-ID: <20190729112902.GA3768@embeddedor> (raw) Mark switch cases where we are expecting to fall through. This patch fixes the following warnings (Building: powerpc allyesconfig): drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c: In function 'ibmvscsis_adapter_info': drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:1582:6: warning: this statement may fall through [-Wimplicit-fallthrough=] if (connection_broken(vscsi)) ^ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:1584:2: note: here default: ^~~~~~~ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c: In function 'ibmvscsis_ping_response': drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2494:16: warning: this statement may fall through [-Wimplicit-fallthrough=] vscsi->flags |= CLIENT_FAILED; drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2495:2: note: here case H_DROPPED: ^~~~ drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2496:16: warning: this statement may fall through [-Wimplicit-fallthrough=] vscsi->flags |= RESPONSE_Q_DOWN; drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c:2497:2: note: here case H_REMOTE_PARM: ^~~~ Reported-by: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> --- drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c index 7f9535392a93..a929fe76102b 100644 --- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c +++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c @@ -1581,6 +1581,7 @@ static long ibmvscsis_adapter_info(struct scsi_info *vscsi, case H_PERMISSION: if (connection_broken(vscsi)) flag_bits = (RESPONSE_Q_DOWN | CLIENT_FAILED); + /* Fall through */ default: dev_err(&vscsi->dev, "adapter_info: h_copy_rdma to client failed, rc %ld\n", rc); @@ -2492,8 +2493,10 @@ static long ibmvscsis_ping_response(struct scsi_info *vscsi) break; case H_CLOSED: vscsi->flags |= CLIENT_FAILED; + /* Fall through */ case H_DROPPED: vscsi->flags |= RESPONSE_Q_DOWN; + /* Fall through */ case H_REMOTE_PARM: dev_err(&vscsi->dev, "ping_response: h_send_crq failed, rc %ld\n", rc); -- 2.22.0
next reply other threads:[~2019-07-29 11:29 UTC|newest] Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-07-29 11:29 Gustavo A. R. Silva [this message] 2019-07-29 11:29 ` [PATCH] scsi: ibmvscsi_tgt: Mark expected switch fall-throughs Gustavo A. R. Silva 2019-07-29 16:46 ` Kees Cook 2019-07-29 16:46 ` Kees Cook 2019-07-29 18:18 ` Ly, Bryant 2019-07-30 20:00 ` Martin K. Petersen 2019-07-30 20:00 ` Martin K. Petersen
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