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authorLinus Walleij <linus.walleij@linaro.org>2019-09-05 11:40:54 +0200
committerLinus Walleij <linus.walleij@linaro.org>2019-09-05 11:40:54 +0200
commit151a41014bff92f353263cadc051435dc9c3258e (patch)
treeaa082a0745edd5b7051668f455dfc0ee1e4a9de0 /security/selinux/ss/sidtab.c
parentae0755b56da9db4190288155ea884331993ed51b (diff)
parent089cf7f6ecb266b6a4164919a2e69bd2f938374a (diff)
Merge tag 'v5.3-rc7' into devel
Linux 5.3-rc7
Diffstat (limited to 'security/selinux/ss/sidtab.c')
-rw-r--r--security/selinux/ss/sidtab.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/security/selinux/ss/sidtab.c b/security/selinux/ss/sidtab.c
index e63a90ff2728..1f0a6eaa2d6a 100644
--- a/security/selinux/ss/sidtab.c
+++ b/security/selinux/ss/sidtab.c
@@ -286,6 +286,11 @@ static int sidtab_reverse_lookup(struct sidtab *s, struct context *context,
++count;
}
+ /* bail out if we already reached max entries */
+ rc = -EOVERFLOW;
+ if (count >= SIDTAB_MAX)
+ goto out_unlock;
+
/* insert context into new entry */
rc = -ENOMEM;
dst = sidtab_do_lookup(s, count, 1);