linux-kernel - [PATCH 1/5] mm: gup: remove set but unused local variable major

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

Message-ID: <20210807093620.21347-2-linmiaohe@huawei.com>
Date:   Sat, 7 Aug 2021 17:36:16 +0800
From:   Miaohe Lin <linmiaohe@...wei.com>
To:     <akpm@...ux-foundation.org>
CC:     <imbrenda@...ux.ibm.com>, <kirill.shutemov@...ux.intel.com>,
        <jack@...e.cz>, <jhubbard@...dia.com>, <linux-mm@...ck.org>,
        <linux-kernel@...r.kernel.org>, <linmiaohe@...wei.com>
Subject: [PATCH 1/5] mm: gup: remove set but unused local variable major

Since commit a2beb5f1efed ("mm: clean up the last pieces of page fault
accountings"), the local variable major is unused. Remove it.

Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>
---
 mm/gup.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/gup.c b/mm/gup.c
index 77150624f77a..430495cb1b91 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -1276,7 +1276,7 @@ int fixup_user_fault(struct mm_struct *mm,
 		     bool *unlocked)
 {
 	struct vm_area_struct *vma;
-	vm_fault_t ret, major = 0;
+	vm_fault_t ret;
 
 	address = untagged_addr(address);
 
@@ -1296,7 +1296,6 @@ int fixup_user_fault(struct mm_struct *mm,
 		return -EINTR;
 
 	ret = handle_mm_fault(vma, address, fault_flags, NULL);
-	major |= ret & VM_FAULT_MAJOR;
 	if (ret & VM_FAULT_ERROR) {
 		int err = vm_fault_to_errno(ret, 0);
 
-- 
2.23.0