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gpg: Avoid warnings about possible NULL deref.

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* g10/getkey.c (cache_public_key): Protect deref of CE which actually
can't happen.
* g10/keygen.c (quickgen_set_para): s/sprintf/snprintf/.
* g10/tofu.c (end_transaction, rollback_transaction): Allow NULL for
DB.
* g10/trustdb.c (update_min_ownertrust): Remove useless clearling of
ERR.
--

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2016-01-07 19:05:35 +01:00
parent 008aa6e6d4
commit 8a56a38387
No known key found for this signature in database
GPG key ID: E3FDFF218E45B72B
4 changed files with 8 additions and 3 deletions
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2
g10/keygen.c
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@ -3395,7 +3395,7 @@ quickgen_set_para (struct para_data_s *para, int for_subkey,
para = r;
r = xmalloc_clear (sizeof *r + 20);
r->key = for_subkey? pSUBKEYTYPE : pKEYTYPE;
sprintf (r->u.value, "%d", algo);
snprintf (r->u.value, 20, "%d", algo);
r->next = para;
para = r;