[PATCH] staging: lustre: lmv: prefer kstrto<type> to single variable sscanf

From: Sumit Pundir
Date: Sat Jan 13 2018 - 00:46:31 EST


A kstrto<type> should be preferred for a single variable instead
of sscanf to convert string to the the required datatype.
Issue reported by checkpatch.pl

Signed-off-by: Sumit Pundir <pundirsumit11@xxxxxxxxx>
---
drivers/staging/lustre/lustre/lmv/lmv_obd.c | 14 ++++++++------
1 file changed, 8 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/lustre/lustre/lmv/lmv_obd.c b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
index c2c57f6..09ed154 100644
--- a/drivers/staging/lustre/lustre/lmv/lmv_obd.c
+++ b/drivers/staging/lustre/lustre/lmv/lmv_obd.c
@@ -1319,14 +1319,16 @@ static int lmv_process_config(struct obd_device *obd, u32 len, void *buf)

obd_str2uuid(&obd_uuid, lustre_cfg_buf(lcfg, 1));

- if (sscanf(lustre_cfg_buf(lcfg, 2), "%u", &index) != 1) {
- rc = -EINVAL;
+ rc = kstrtou32(lustre_cfg_buf(lcfg, 2), 0, &index);
+
+ if (rc)
goto out;
- }
- if (sscanf(lustre_cfg_buf(lcfg, 3), "%d", &gen) != 1) {
- rc = -EINVAL;
+
+ rc = kstrtoint(lustre_cfg_buf(lcfg, 3), 0, &gen);
+
+ if (rc)
goto out;
- }
+
rc = lmv_add_target(obd, &obd_uuid, index, gen);
goto out;
default:
--
2.7.4