linux-kernel - [PATCH] mm: compaction.c: Propagate return value upstream

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: <20181226190750.9820-1-pakki001@umn.edu>
Date:   Wed, 26 Dec 2018 13:07:49 -0600
From:   Aditya Pakki <pakki001@....edu>
To:     pakki001@....edu
Cc:     kjlu@....edu, Andrew Morton <akpm@...ux-foundation.org>,
        Vlastimil Babka <vbabka@...e.cz>,
        Michal Hocko <mhocko@...e.com>,
        David Rientjes <rientjes@...gle.com>,
        Joonsoo Kim <iamjoonsoo.kim@....com>,
        Yang Shi <yang.shi@...ux.alibaba.com>,
        Johannes Weiner <hannes@...xchg.org>,
        Joe Perches <joe@...ches.com>, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH] mm: compaction.c: Propagate return value upstream

In sysctl_extfrag_handler(), proc_dointvec_minmax() can return an
error. The fix propagates the error upstream in case of failure.

Signed-off-by: Aditya Pakki <pakki001@....edu>
---
 mm/compaction.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/mm/compaction.c b/mm/compaction.c
index 7c607479de4a..5703b4051796 100644
--- a/mm/compaction.c
+++ b/mm/compaction.c
@@ -1879,9 +1879,8 @@ int sysctl_compaction_handler(struct ctl_table *table, int write,
 int sysctl_extfrag_handler(struct ctl_table *table, int write,
 			void __user *buffer, size_t *length, loff_t *ppos)
 {
+	return
 	proc_dointvec_minmax(table, write, buffer, length, ppos);
-
-	return 0;
 }
 
 #if defined(CONFIG_SYSFS) && defined(CONFIG_NUMA)
-- 
2.17.1