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authorTakashi Iwai <tiwai@suse.de>2015-10-26 08:32:46 +0100
committerTakashi Iwai <tiwai@suse.de>2015-10-26 12:14:49 +0100
commitd82ad8e0c0ecc49e81bf7d57fdc09b7d76c1afc0 (patch)
treedf819814633bf1b2a22a423c4ef67b462ba0871c /security
parent274035751e25ee15a064e43cde7b4e7a9b75d921 (diff)
parentbb9a13a0209c56cdf27d125a1f2f6f34378c64f4 (diff)
Merge tag 'asoc-v4.3-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-next
ASoC: Updates for v4.4 Not much core work here, a few small tweaks to interfaces but mainly the changes here are driver ones. Highlights include: - Updates to the topology userspace interface - Big updates to the Renesas support from Morimoto-san - Most of the support for Intel Sky Lake systems. - New drivers for Asahi Kasei Microdevices AK4613, Allwinnner A10, Cirrus Logic WM8998, Dialog DA7219, Nuvoton NAU8825 and Rockchip S/PDIF. - A new driver for the Atmel Class D speaker drivers
Diffstat (limited to 'security')
-rw-r--r--security/keys/gc.c6
-rw-r--r--security/keys/request_key.c3
2 files changed, 7 insertions, 2 deletions
diff --git a/security/keys/gc.c b/security/keys/gc.c
index 39eac1fd5706..addf060399e0 100644
--- a/security/keys/gc.c
+++ b/security/keys/gc.c
@@ -134,8 +134,10 @@ static noinline void key_gc_unused_keys(struct list_head *keys)
kdebug("- %u", key->serial);
key_check(key);
- /* Throw away the key data */
- if (key->type->destroy)
+ /* Throw away the key data if the key is instantiated */
+ if (test_bit(KEY_FLAG_INSTANTIATED, &key->flags) &&
+ !test_bit(KEY_FLAG_NEGATIVE, &key->flags) &&
+ key->type->destroy)
key->type->destroy(key);
security_key_free(key);
diff --git a/security/keys/request_key.c b/security/keys/request_key.c
index 486ef6fa393b..0d6253124278 100644
--- a/security/keys/request_key.c
+++ b/security/keys/request_key.c
@@ -440,6 +440,9 @@ static struct key *construct_key_and_link(struct keyring_search_context *ctx,
kenter("");
+ if (ctx->index_key.type == &key_type_keyring)
+ return ERR_PTR(-EPERM);
+
user = key_user_lookup(current_fsuid());
if (!user)
return ERR_PTR(-ENOMEM);