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Fix memory leak in new_establish_intro_cell().

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This patch fixes a memory leak in new_establish_intro_cell() that could
happen if a test assertion fails and the *cell_out value isn't properly
free'd.

See: Coverity CID 1437445
This commit is contained in:
Alexander Færøy 2018-06-23 10:48:42 +02:00
parent ce5d055ed7
commit 8e805bf0f6
1 changed files with 7 additions and 0 deletions
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7
src/test/test_hs_intropoint.c
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@ -43,6 +43,10 @@ new_establish_intro_cell(const char *circ_nonce,
trn_cell_establish_intro_t *cell = NULL;
hs_service_intro_point_t *ip = NULL;
/* Ensure that *cell_out is NULL such that we can use to check if we need to
* free `cell` in case of an error. */
*cell_out = NULL;
/* Auth key pair is generated in the constructor so we are all set for
* using this IP object. */
ip = service_intro_point_new(NULL, 0);
@ -56,6 +60,9 @@ new_establish_intro_cell(const char *circ_nonce,
*cell_out = cell;
done:
if (*cell_out == NULL)
trn_cell_establish_intro_free(cell);
service_intro_point_free(ip);
return cell_len;
}