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-rw-r--r--drivers/xen/xen-scsiback.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/xen/xen-scsiback.c b/drivers/xen/xen-scsiback.c
index 7b5656323739..ad11258a78d6 100644
--- a/drivers/xen/xen-scsiback.c
+++ b/drivers/xen/xen-scsiback.c
@@ -1885,13 +1885,14 @@ scsiback_make_tpg(struct se_wwn *wwn,
struct scsiback_tport, tport_wwn);
struct scsiback_tpg *tpg;
- unsigned long tpgt;
+ u16 tpgt;
int ret;
if (strstr(name, "tpgt_") != name)
return ERR_PTR(-EINVAL);
- if (kstrtoul(name + 5, 10, &tpgt) || tpgt > UINT_MAX)
- return ERR_PTR(-EINVAL);
+ ret = kstrtou16(name + 5, 10, &tpgt);
+ if (ret)
+ return ERR_PTR(ret);
tpg = kzalloc(sizeof(struct scsiback_tpg), GFP_KERNEL);
if (!tpg)