Fwd: [PATCH] scsi: Convert snprintf to scnprintf

From: hanyu001
Date: Sun Jul 16 2023 - 22:43:37 EST


Fix the coccicheck warnings:

./drivers/scsi/scsi_transport_fc.c:1967:9-17: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1891:9-17: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1915:9-17: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:2000:8-16: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1304:9-17: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1286:8-16: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1218:10-18: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1123:9-17: WARNING: use scnprintf or sprintf
./drivers/scsi/scsi_transport_fc.c:1665:9-17: WARNING: use scnprintf or sprintf

Signed-off-by: ztt <1549089851@xxxxxx>
---
drivers/scsi/scsi_transport_fc.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index 64ff2629eaf9..493bcfd0b5e1 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -1120,7 +1120,7 @@ show_fc_rport_supported_classes (struct device *dev,
{
struct fc_rport *rport = transport_class_to_rport(dev);
if (rport->supported_classes == FC_COS_UNSPECIFIED)
- return snprintf(buf, 20, "unspecified\n");
+ return scnprintf(buf, 20, "unspecified\n");
return get_fc_cos_names(rport->supported_classes, buf);
}
static FC_DEVICE_ATTR(rport, supported_classes, S_IRUGO,
@@ -1215,7 +1215,7 @@ show_fc_rport_roles (struct device *dev, struct device_attribute *attr,
FC_WELLKNOWN_PORTID_MASK) {
switch (rport->port_id & FC_WELLKNOWN_ROLE_MASK) {
case FC_FPORT_PORTID:
- return snprintf(buf, 30, "Fabric Port\n");
+ return scnprintf(buf, 30, "Fabric Port\n");
case FC_FABCTLR_PORTID:
return snprintf(buf, 30, "Fabric Controller\n");
case FC_DIRSRVR_PORTID:
@@ -1283,7 +1283,7 @@ show_fc_rport_port_state(struct device *dev,
if (!name)
return -EINVAL;

- return snprintf(buf, 20, "%s\n", name);
+ return scnprintf(buf, 20, "%s\n", name);
}

static FC_DEVICE_ATTR(rport, port_state, 0444 | 0200,
@@ -1301,7 +1301,7 @@ show_fc_rport_fast_io_fail_tmo (struct device *dev,
struct fc_rport *rport = transport_class_to_rport(dev);

if (rport->fast_io_fail_tmo == -1)
- return snprintf(buf, 5, "off\n");
+ return scnprintf(buf, 5, "off\n");
return snprintf(buf, 20, "%d\n", rport->fast_io_fail_tmo);
}

@@ -1662,7 +1662,7 @@ show_fc_vport_roles (struct device *dev, struct device_attribute *attr,
struct fc_vport *vport = transport_class_to_vport(dev);

if (vport->roles == FC_PORT_ROLE_UNKNOWN)
- return snprintf(buf, 20, "unknown\n");
+ return scnprintf(buf, 20, "unknown\n");
return get_fc_port_roles_names(vport->roles, buf);
}
static FC_DEVICE_ATTR(vport, roles, S_IRUGO, show_fc_vport_roles, NULL);
@@ -1888,7 +1888,7 @@ show_fc_host_supported_classes (struct device *dev,
struct Scsi_Host *shost = transport_class_to_shost(dev);

if (fc_host_supported_classes(shost) == FC_COS_UNSPECIFIED)
- return snprintf(buf, 20, "unspecified\n");
+ return scnprintf(buf, 20, "unspecified\n");

return get_fc_cos_names(fc_host_supported_classes(shost), buf);
}
@@ -1912,7 +1912,7 @@ show_fc_host_supported_speeds (struct device *dev,
struct Scsi_Host *shost = transport_class_to_shost(dev);

if (fc_host_supported_speeds(shost) == FC_PORTSPEED_UNKNOWN)
- return snprintf(buf, 20, "unknown\n");
+ return scnprintf(buf, 20, "unknown\n");

return get_fc_port_speed_names(fc_host_supported_speeds(shost), buf);
}
@@ -1964,7 +1964,7 @@ show_fc_host_speed (struct device *dev,
i->f->get_host_speed(shost);

if (fc_host_speed(shost) == FC_PORTSPEED_UNKNOWN)
- return snprintf(buf, 20, "unknown\n");
+ return scnprintf(buf, 20, "unknown\n");

return get_fc_port_speed_names(fc_host_speed(shost), buf);
}
@@ -1997,7 +1997,7 @@ show_fc_private_host_tgtid_bind_type(struct device *dev,
name = get_fc_tgtid_bind_type_name(fc_host_tgtid_bind_type(shost));
if (!name)
return -EINVAL;
- return snprintf(buf, FC_BINDTYPE_MAX_NAMELEN, "%s\n", name);
+ return scnprintf(buf, FC_BINDTYPE_MAX_NAMELEN, "%s\n", name);
}

#define get_list_head_entry(pos, head, member) \