* [PATCH] scsi: qla2xxx: Simplify if condition evaluation
@ 2023-01-11 19:01 Deepak R Varma
2023-01-12 3:26 ` Lee Duncan
0 siblings, 1 reply; 3+ messages in thread
From: Deepak R Varma @ 2023-01-11 19:01 UTC (permalink / raw)
To: Nilesh Javali, GR-QLogic-Storage-Upstream, James E.J. Bottomley,
Martin K. Petersen, linux-scsi, linux-kernel
Cc: Saurabh Singh Sengar, Praveen Kumar
A logical evaluation of type (!A || A && B) can be simplified as
(!A || B).
Improvement by suggested by excluded_middle.cocci Coccinelel semantic
patch.
Signed-off-by: Deepak R Varma <drv@mailo.com>
---
Please note: Change is compile tested only.
drivers/scsi/qla2xxx/qla_target.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index 548f22705ddc..bf6aacf4dbd1 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1028,8 +1028,7 @@ void qlt_free_session_done(struct work_struct *work)
}
if (ha->flags.edif_enabled &&
- (!own || (own &&
- own->iocb.u.isp24.status_subcode == ELS_PLOGI))) {
+ (own && own->iocb.u.isp24.status_subcode == ELS_PLOGI)) {
sess->edif.authok = 0;
if (!ha->flags.host_shutting_down) {
ql_dbg(ql_dbg_edif, vha, 0x911e,
--
2.34.1
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] scsi: qla2xxx: Simplify if condition evaluation
2023-01-11 19:01 [PATCH] scsi: qla2xxx: Simplify if condition evaluation Deepak R Varma
@ 2023-01-12 3:26 ` Lee Duncan
2023-01-12 4:26 ` Deepak R Varma
0 siblings, 1 reply; 3+ messages in thread
From: Lee Duncan @ 2023-01-12 3:26 UTC (permalink / raw)
To: Deepak R Varma, Nilesh Javali, GR-QLogic-Storage-Upstream,
James E.J. Bottomley, Martin K. Petersen, linux-scsi,
linux-kernel
Cc: Saurabh Singh Sengar, Praveen Kumar
On 1/11/23 11:01, Deepak R Varma wrote:
> A logical evaluation of type (!A || A && B) can be simplified as
> (!A || B).
> Improvement by suggested by excluded_middle.cocci Coccinelel semantic
> patch.
>
> Signed-off-by: Deepak R Varma <drv@mailo.com>
> ---
> Please note: Change is compile tested only.
>
> drivers/scsi/qla2xxx/qla_target.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
> index 548f22705ddc..bf6aacf4dbd1 100644
> --- a/drivers/scsi/qla2xxx/qla_target.c
> +++ b/drivers/scsi/qla2xxx/qla_target.c
> @@ -1028,8 +1028,7 @@ void qlt_free_session_done(struct work_struct *work)
> }
>
> if (ha->flags.edif_enabled &&
> - (!own || (own &&
> - own->iocb.u.isp24.status_subcode == ELS_PLOGI))) {
> + (own && own->iocb.u.isp24.status_subcode == ELS_PLOGI)) {
> sess->edif.authok = 0;
> if (!ha->flags.host_shutting_down) {
> ql_dbg(ql_dbg_edif, vha, 0x911e,
It seems like you missed something in the translation. You left of the
"!own" in your replacement. You are translating (!A || A && B) as (A && B).
--
Lee Duncan
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] scsi: qla2xxx: Simplify if condition evaluation
2023-01-12 3:26 ` Lee Duncan
@ 2023-01-12 4:26 ` Deepak R Varma
0 siblings, 0 replies; 3+ messages in thread
From: Deepak R Varma @ 2023-01-12 4:26 UTC (permalink / raw)
To: Lee Duncan
Cc: Nilesh Javali, GR-QLogic-Storage-Upstream, James E.J. Bottomley,
Martin K. Petersen, linux-scsi, linux-kernel,
Saurabh Singh Sengar, Praveen Kumar
On Wed, Jan 11, 2023 at 07:26:32PM -0800, Lee Duncan wrote:
> On 1/11/23 11:01, Deepak R Varma wrote:
> > A logical evaluation of type (!A || A && B) can be simplified as
> > (!A || B).
> > Improvement by suggested by excluded_middle.cocci Coccinelel semantic
> > patch.
> >
> > Signed-off-by: Deepak R Varma <drv@mailo.com>
> > ---
> > Please note: Change is compile tested only.
> >
> > drivers/scsi/qla2xxx/qla_target.c | 3 +--
> > 1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
> > index 548f22705ddc..bf6aacf4dbd1 100644
> > --- a/drivers/scsi/qla2xxx/qla_target.c
> > +++ b/drivers/scsi/qla2xxx/qla_target.c
> > @@ -1028,8 +1028,7 @@ void qlt_free_session_done(struct work_struct *work)
> > }
> > if (ha->flags.edif_enabled &&
> > - (!own || (own &&
> > - own->iocb.u.isp24.status_subcode == ELS_PLOGI))) {
> > + (own && own->iocb.u.isp24.status_subcode == ELS_PLOGI)) {
> > sess->edif.authok = 0;
> > if (!ha->flags.host_shutting_down) {
> > ql_dbg(ql_dbg_edif, vha, 0x911e,
>
> It seems like you missed something in the translation. You left of the
> "!own" in your replacement. You are translating (!A || A && B) as (A && B).
Thanks for catching that. My bad. I will correct and send in v2.
Regards,
./drv
>
> --
> Lee Duncan
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2023-01-12 3:26 ` Lee Duncan
2023-01-12 4:26 ` Deepak R Varma
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