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xen-scsiback: clean up a type issue in scsiback_make_tpg()

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This code was confusing because we had an unsigned long and then we
compared it to UINT_MAX and then we stored it in a u16.  How many bytes
is this supposed to have: 2, 4 or 16???

I've made it a u16 throughout.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Juergen Gross <jgross@suse.com>
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
This commit is contained in:
Dan Carpenter 2014-09-08 14:17:35 +03:00 committed by Stefano Stabellini
parent d9b1e6374b
commit 495daef902
1 changed files with 4 additions and 3 deletions
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7
drivers/xen/xen-scsiback.c
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@ -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)