linux-kernel - [PATCH 2/7] debugobjects: correct the usage of fixup call results

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Date:	Fri, 22 Apr 2016 16:07:43 +0800
From:	changbin.du@...el.com
To:	akpm@...ux-foundation.org
Cc:	corbet@....net, paulmck@...ux.vnet.ibm.com, josh@...htriplett.org,
	rostedt@...dmis.org, mathieu.desnoyers@...icios.com,
	jiangshanlai@...il.com, tglx@...utronix.de, john.stultz@...aro.org,
	tj@...nel.org, borntraeger@...ibm.com, dchinner@...hat.com,
	linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
	"Du, Changbin" <changbin.du@...el.com>, Du@...r.kernel.org
Subject: [PATCH 2/7] debugobjects: correct the usage of fixup call results

From: "Du, Changbin" <changbin.du@...el.com>

If debug_object_fixup() return non-zero when problem has been
fixed. But the code got it backwards, it taks 0 as fixup
successfully. So fix it.

Signed-off-by: Du, Changbin <changbin.du@...el.com>
---
 lib/debugobjects.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index a9cee16..2f07c8c 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -415,7 +415,7 @@ int debug_object_activate(void *addr, struct debug_obj_descr *descr)
 			state = obj->state;
 			raw_spin_unlock_irqrestore(&db->lock, flags);
 			ret = debug_object_fixup(descr->fixup_activate, addr, state);
-			return ret ? -EINVAL : 0;
+			return ret ? 0 : -EINVAL;
 
 		case ODEBUG_STATE_DESTROYED:
 			debug_print_object(obj, "activate");
-- 
2.7.4