From b2083327ea3ca883735470a28680d9b24ec10dba Mon Sep 17 00:00:00 2001
From: Wei Yongjun <weiyongjun1@huawei.com>
Date: Wed, 29 Apr 2020 07:30:53 +0000
Subject: [PATCH] selinux: fix error return code in policydb_read()

[ Upstream commit 4c09f8b6913a779ca0c70ea8058bf21537eebb3b ]

Fix to return negative error code -ENOMEM from the kvcalloc() error
handling case instead of 0, as done elsewhere in this function.

Fixes: acdf52d97f82 ("selinux: convert to kvmalloc")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Paul Moore <paul@paul-moore.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 security/selinux/ss/policydb.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 1260f5fb766e..dd7aabd94a92 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -2496,6 +2496,7 @@ int policydb_read(struct policydb *p, void *fp)
 	if (rc)
 		goto bad;
 
+	rc = -ENOMEM;
 	p->type_attr_map_array = kvcalloc(p->p_types.nprim,
 					  sizeof(*p->type_attr_map_array),
 					  GFP_KERNEL);