avoid NULL deref; from danh@

1 files changed, 5 insertions, 2 deletions

diff --git a/src/lib/libssl/src/apps/apps.c b/src/lib/libssl/src/apps/apps.c
index 93a665e788..1d37c4defb 100644
--- a/src/lib/libssl/src/apps/apps.c
+++ b/src/lib/libssl/src/apps/apps.c
@@ -1970,6 +1970,9 @@ int rotate_index(char *dbfile, char *new_suffix, char *old_suffix)
 
 void free_index(CA_DB *db)
         {
-        TXT_DB_free(db->db);
-        OPENSSL_free(db);
+        if (db != NULL)
+                {
+                TXT_DB_free(db->db);
+                OPENSSL_free(db);
+                }
         }