On 5/25/19 2:42 AM, Hariprasad Kelam wrote: > fix below warnig reported by coccicheck > > /drivers/scsi/ufs/ufs-hisi.c:459:1-3: WARNING: PTR_ERR_OR_ZERO can be > used > ./drivers/scsi/qla2xxx/tcm_qla2xxx.c:1477:1-3: WARNING: PTR_ERR_OR_ZERO > can be used > > Signed-off-by: Hariprasad Kelam <hariprasad.kelam@xxxxxxxxx> > --- > drivers/scsi/qla2xxx/tcm_qla2xxx.c | 4 +--- > drivers/scsi/ufs/ufs-hisi.c | 4 +--- > 2 files changed, 2 insertions(+), 6 deletions(-) > > diff --git a/drivers/scsi/qla2xxx/tcm_qla2xxx.c b/drivers/scsi/qla2xxx/tcm_qla2xxx.c > index ec9f199..4357b34 100644 > --- a/drivers/scsi/qla2xxx/tcm_qla2xxx.c > +++ b/drivers/scsi/qla2xxx/tcm_qla2xxx.c > @@ -1474,10 +1474,8 @@ static int tcm_qla2xxx_check_initiator_node_acl( > sizeof(struct qla_tgt_cmd), > TARGET_PROT_ALL, port_name, > qlat_sess, tcm_qla2xxx_session_cb); > - if (IS_ERR(se_sess)) > - return PTR_ERR(se_sess); > > - return 0; > + return PTR_ERR_OR_ZERO(se_sess); > } > > static void tcm_qla2xxx_update_sess(struct fc_port *sess, port_id_t s_id, > diff --git a/drivers/scsi/ufs/ufs-hisi.c b/drivers/scsi/ufs/ufs-hisi.c > index 7aed0a1..f506044 100644 > --- a/drivers/scsi/ufs/ufs-hisi.c > +++ b/drivers/scsi/ufs/ufs-hisi.c > @@ -456,10 +456,8 @@ static int ufs_hisi_get_resource(struct ufs_hisi_host *host) > /* get resource of ufs sys ctrl */ > mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 1); > host->ufs_sys_ctrl = devm_ioremap_resource(dev, mem_res); > - if (IS_ERR(host->ufs_sys_ctrl)) > - return PTR_ERR(host->ufs_sys_ctrl); > > - return 0; > + return PTR_ERR_OR_ZERO(host->ufs_sys_ctrl); > } Although I'm not sure this patch improves readability of the source code: Reviewed-by: Bart Van Assche <bvanassche@xxxxxxx>