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ecryptfs: Fix memory leakage in keystore.c 

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>
Cc: stable@vger.kernel.org # v2.6.28+
This commit is contained in:
Geyslan G. Bem 2013-10-11 16:49:16 -03:00 committed by Tyler Hicks
parent d6099aeb4a
commit 3edc8376c0
1 changed files with 2 additions and 1 deletions
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3
fs/ecryptfs/keystore.c
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@ -1149,7 +1149,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
struct ecryptfs_msg_ctx *msg_ctx; struct ecryptfs_msg_ctx *msg_ctx;
struct ecryptfs_message *msg = NULL; struct ecryptfs_message *msg = NULL;
char *auth_tok_sig; char *auth_tok_sig;
char *payload; char *payload = NULL;
size_t payload_len = 0; size_t payload_len = 0;
int rc; int rc;
@ -1203,6 +1203,7 @@ decrypt_pki_encrypted_session_key(struct ecryptfs_auth_tok *auth_tok,
} }
out: out:
kfree(msg); kfree(msg);
kfree(payload);
return rc; return rc;
} }