powerdns plugin: Declare variables on first use.

[collectd.git] / src / network.c

diff --git a/src/network.c b/src/network.c
index 8eab08b..e28316d 100644 (file)
--- a/src/network.c
+++ b/src/network.c
@@ -1003,14 +1003,6 @@ static int parse_part_sign_sha256(sockent_t *se, /* {{{ */
   buffer_len = *ret_buffer_len;
   buffer_offset = 0;
 
-  if (se->data.server.userdb == NULL) {
-    c_complain(
-        LOG_NOTICE, &complain_no_users,
-        "network plugin: Received signed network packet but can't verify it "
-        "because no user DB has been configured. Will accept it.");
-    return (0);
-  }
-
   /* Check if the buffer has enough data for this structure. */
   if (buffer_len <= PART_SIGNATURE_SHA256_SIZE)
     return (-ENOMEM);
@@ -1027,6 +1019,18 @@ static int parse_part_sign_sha256(sockent_t *se, /* {{{ */
     return (-1);
   }
 
+  if (se->data.server.userdb == NULL) {
+    c_complain(
+        LOG_NOTICE, &complain_no_users,
+        "network plugin: Received signed network packet but can't verify it "
+        "because no user DB has been configured. Will accept it.");
+
+    *ret_buffer = buffer + pss_head_length;
+    *ret_buffer_len -= pss_head_length;
+
+    return (0);
+  }
+
   /* Copy the hash. */
   BUFFER_READ(pss.hash, sizeof(pss.hash));
 
@@ -1226,9 +1230,9 @@ static int parse_part_encr_aes256(sockent_t *se, /* {{{ */
                             part_size - buffer_offset,
                             /* in = */ NULL, /* in len = */ 0);
   if (err != 0) {
-    sfree(pea.username);
     ERROR("network plugin: gcry_cipher_decrypt returned: %s. Username: %s",
           gcry_strerror(err), pea.username);
+    sfree(pea.username);
     return (-1);
   }
 
@@ -1250,8 +1254,6 @@ static int parse_part_encr_aes256(sockent_t *se, /* {{{ */
   parse_packet(se, buffer + buffer_offset, payload_len, flags | PP_ENCRYPTED,
                pea.username);
 
-  /* XXX: Free pea.username?!? */
-
   /* Update return values */
   *ret_buffer = buffer + part_size;
   *ret_buffer_len = buffer_len - part_size;