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target: Indicate success if writing 0 to pi_prot_type

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See https://bugzilla.redhat.com/show_bug.cgi?id=1240687

Returning 0 from a configfs store function results in infinite retries.

Reported-by: Yanko Kaneti <yaneti@declera.com>
Signed-off-by: Andy Grover <agrover@redhat.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
This commit is contained in:
Andy Grover 2015-07-09 09:56:47 -07:00 committed by Nicholas Bellinger
parent fd4e1393c4
commit bc1a7d6aff
1 changed files with 1 additions and 1 deletions
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2
drivers/target/target_core_configfs.c
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@ -747,7 +747,7 @@ static ssize_t store_pi_prot_type(struct se_dev_attrib *da,
if (!dev->transport->init_prot || !dev->transport->free_prot) {
/* 0 is only allowed value for non-supporting backends */
if (flag == 0)
return 0;
return count;
pr_err("DIF protection not supported by backend: %s\n",
dev->transport->name);