Commit ba2ed79c authored by Pascal Buhler's avatar Pascal Buhler

prevent potential double free

If alloc of icm fails then set *c to NULL after freeing
so it will not be freed again. This is the same pattern
used when allocating other ciphers.
parent 06a314e9
......@@ -121,6 +121,7 @@ static srtp_err_status_t srtp_aes_icm_alloc(srtp_cipher_t **c,
icm = (srtp_aes_icm_ctx_t *)srtp_crypto_alloc(sizeof(srtp_aes_icm_ctx_t));
if (icm == NULL) {
*c = NULL;
return srtp_err_status_alloc_fail;
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