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gpg: Return an error from hexfingerprint on malloc error.

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* g10/keyid.c (hexfingerprint): Return NULL on malloc failure.  Chnage
all callers.

Signed-off-by: Werner Koch <wk@gnupg.org>
This commit is contained in:
Werner Koch 2017-12-13 10:52:34 +01:00
parent 29119a6492
commit cd26c5482b
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GPG key ID: E3FDFF218E45B72B
5 changed files with 92 additions and 33 deletions
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15
g10/revoke.c
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@ -536,7 +536,20 @@ gen_standard_revoke (ctrl_t ctrl, PKT_public_key *psk, const char *cache_nonce)
dir = get_openpgp_revocdir (gnupg_homedir ());
tmpstr = hexfingerprint (psk, NULL, 0);
fname = xstrconcat (dir, DIRSEP_S, tmpstr, NULL);
if (!tmpstr)
{
rc = gpg_error_from_syserror ();
xfree (dir);
return rc;
}
fname = strconcat (dir, DIRSEP_S, tmpstr, NULL);
if (!fname)
{
rc = gpg_error_from_syserror ();
xfree (tmpstr);
xfree (dir);
return rc;
}
xfree (tmpstr);
xfree (dir);