linux-kernel - [PATCH trivial] include/linux/huge_mm.h: Return NULL instead of false for pmd_trans_huge

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1459176594-1881-1-git-send-email-chengang@emindsoft.com.cn>
Date:	Mon, 28 Mar 2016 22:49:54 +0800
From:	chengang@...ndsoft.com.cn
To:	akpm@...ux-foundation.org, kirill.shutemov@...ux.intel.com,
	jmarchan@...hat.com, vbabka@...e.cz, willy@...ux.intel.com,
	dan.j.williams@...el.co, dan.j.williams@...el.com,
	mgorman@...hsingularity.net, trivial@...nel.org
Cc:	linux-kernel@...r.kernel.org,
	Chen Gang <chengang@...ndsoft.com.cn>,
	Chen Gang <gang.chen.5i5j@...il.com>
Subject: [PATCH trivial] include/linux/huge_mm.h: Return NULL instead of false for pmd_trans_huge_lock()

From: Chen Gang <chengang@...ndsoft.com.cn>

The return value of pmd_trans_huge_lock() is a pointer, not a boolean
value, so use NULL instead of false as the return value.

Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
---
 include/linux/huge_mm.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index 79b0ef6..7008623 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -127,7 +127,7 @@ static inline spinlock_t *pmd_trans_huge_lock(pmd_t *pmd,
 	if (pmd_trans_huge(*pmd) || pmd_devmap(*pmd))
 		return __pmd_trans_huge_lock(pmd, vma);
 	else
-		return false;
+		return NULL;
 }
 static inline int hpage_nr_pages(struct page *page)
 {
-- 
1.9.3