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EAP-FAST peer: Fix error path handling for Session-Id

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It was possible to hit a NULL pointer dereference if Session-Id
derivation failed due to a memory allocation failure.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2015-12-12 11:12:32 +02:00
parent 36478a16e6
commit b1d8c5ce6a
1 changed files with 1 additions and 1 deletions
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2
src/eap_peer/eap_fast.c
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@ -1721,7 +1721,7 @@ static u8 * eap_fast_get_session_id(struct eap_sm *sm, void *priv, size_t *len)
struct eap_fast_data *data = priv;
u8 *id;
if (!data->success)
if (!data->success || !data->session_id)
return NULL;
id = os_malloc(data->id_len);