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authorGeyslan G. Bem <geyslan@gmail.com>2013-10-11 16:49:16 -0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-07 16:02:04 -0700
commit2e4191b3109e2399bda9192313cc1fb2a95681a6 (patch)
tree726792d3cca607a60b5186251e8242bf87700602 /fs
parent47532a2912f1840809a23b733d2a5bdf09a906ee (diff)
ecryptfs: Fix memory leakage in keystore.c
commit 3edc8376c06133e3386265a824869cad03a4efd4 upstream. In 'decrypt_pki_encrypted_session_key' function: Initializes 'payload' pointer and releases it on exit. Signed-off-by: Geyslan G. Bem <geyslan@gmail.com> Signed-off-by: Tyler Hicks <tyhicks@canonical.com> [bwh: Backported to 3.2: adjust context] Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Cc: Rui Xiang <rui.xiang@huawei.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/ecryptfs/keystore.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
index 2333203a120..d28fc348afe 100644
--- a/fs/ecryptfs/keystore.c
+++ b/fs/ecryptfs/keystore.c
@@ -1149,7 +1149,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
struct ecryptfs_msg_ctx *msg_ctx;
struct ecryptfs_message *msg = NULL;
char *auth_tok_sig;
- char *payload;
+ char *payload = NULL;
size_t payload_len;
int rc;
@@ -1204,6 +1204,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
out:
if (msg)
kfree(msg);
+ kfree(payload);
return rc;
}