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authorWerner Koch <wk@gnupg.org>2011-02-23 10:51:36 +0100
committerWerner Koch <wk@gnupg.org>2011-02-23 10:51:36 +0100
commit6902560059df490f91c2f00f0400cfbd00a84be6 (patch)
treee7ea663d24c5030f578b86af27a90822c3ed166a /dirmngr/certcache.c
parentLock scdaemon to CCID if once found. (diff)
downloadgnupg2-6902560059df490f91c2f00f0400cfbd00a84be6.tar.xz
gnupg2-6902560059df490f91c2f00f0400cfbd00a84be6.zip
Fix dirmngr crash (bug#1300)
Diffstat (limited to 'dirmngr/certcache.c')
-rw-r--r--dirmngr/certcache.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/dirmngr/certcache.c b/dirmngr/certcache.c
index 1fb585ae2..3ada60dfe 100644
--- a/dirmngr/certcache.c
+++ b/dirmngr/certcache.c
@@ -652,6 +652,9 @@ get_cert_bysubject (const char *subject_dn, unsigned int seq)
cert_item_t ci;
int i;
+ if (!subject_dn)
+ return NULL;
+
acquire_cache_read_lock ();
for (i=0; i < 256; i++)
{
@@ -1101,7 +1104,7 @@ find_cert_bysubject (ctrl_t ctrl, const char *subject_dn, ksba_sexp_t keyid)
uniquely located by the following code we can use them. This is
for example required by Telesec certificates where a keyId is
used but the issuer certificate comes without a subject keyId! */
- if (ctrl->ocsp_certs)
+ if (ctrl->ocsp_certs && subject_dn)
{
cert_item_t ci;
cert_ref_t cr;