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From 24528f089d0a444070aa4f715ace537e8d6bf168 Mon Sep 17 00:00:00 2001
From: tangwenji <tang.wenji@zte.com.cn>
Date: Thu, 24 Aug 2017 19:59:37 +0800
Subject: [PATCH] target:fix condition return in core_pr_dump_initiator_port()
commit 24528f089d0a444070aa4f715ace537e8d6bf168 upstream.
When is pr_reg->isid_present_at_reg is false,this function should return.
This fixes a regression originally introduced by:
commit d2843c173ee53cf4c12e7dfedc069a5bc76f0ac5
Author: Andy Grover <agrover@redhat.com>
Date: Thu May 16 10:40:55 2013 -0700
target: Alter core_pr_dump_initiator_port for ease of use
Signed-off-by: tangwenji <tang.wenji@zte.com.cn>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
diff --git a/drivers/target/target_core_pr.c b/drivers/target/target_core_pr.c
index 871ae21870be..a54490709811 100644
--- a/drivers/target/target_core_pr.c
+++ b/drivers/target/target_core_pr.c
@@ -58,8 +58,10 @@ void core_pr_dump_initiator_port(
char *buf,
u32 size)
{
- if (!pr_reg->isid_present_at_reg)
+ if (!pr_reg->isid_present_at_reg) {
buf[0] = '\0';
+ return;
+ }
snprintf(buf, size, ",i,0x%s", pr_reg->pr_reg_isid);
}
--
2.15.0
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