fix compiler warnings

5 files changed, 8 insertions, 9 deletions

diff --git a/src/lib/exchange_api_common.c b/src/lib/exchange_api_common.c
index 792477af9..556ca2049 100644
--- a/src/lib/exchange_api_common.c
+++ b/src/lib/exchange_api_common.c
@@ -322,6 +322,7 @@ TALER_EXCHANGE_verify_coin_history (const struct
     {
       /* signature not supported, new version on server? */
       GNUNET_break_op (0);
+      GNUNET_assert (GNUNET_SYSERR == add);
       return GNUNET_SYSERR;
     }
     if (GNUNET_YES == add)
diff --git a/src/lib/exchange_api_handle.c b/src/lib/exchange_api_handle.c
index ed05558f0..94719f99a 100644
--- a/src/lib/exchange_api_handle.c
+++ b/src/lib/exchange_api_handle.c
@@ -578,7 +578,6 @@ parse_json_auditor (struct TALER_EXCHANGE_AuditorInformation *auditor,
   auditor->denom_keys = GNUNET_new_array (len,
                                           struct
                                           TALER_EXCHANGE_AuditorDenominationInfo);
-  i = 0;
   off = 0;
   json_array_foreach (keys, i, key) {
     struct TALER_AuditorSignatureP auditor_sig;
@@ -911,7 +910,6 @@ decode_keys_json (const json_t *resp_obj,
     key_data->sign_keys
       = GNUNET_new_array (key_data->num_sign_keys,
                           struct TALER_EXCHANGE_SigningPublicKey);
-    index = 0;
     json_array_foreach (sign_keys_array, index, sign_key_obj) {
       EXITIF (GNUNET_SYSERR ==
               parse_json_signkey (&key_data->sign_keys[index],
@@ -933,7 +931,6 @@ decode_keys_json (const json_t *resp_obj,
                                         "denoms")));
     EXITIF (JSON_ARRAY != json_typeof (denom_keys_array));
 
-    index = 0;
     json_array_foreach (denom_keys_array, index, denom_key_obj) {
       struct TALER_EXCHANGE_DenomPublicKey dk;
       int found = GNUNET_NO;
@@ -992,7 +989,6 @@ decode_keys_json (const json_t *resp_obj,
     EXITIF (JSON_ARRAY != json_typeof (auditors_array));
 
     /* Merge with the existing auditor information we have (/keys cherry picking) */
-    index = 0;
     json_array_foreach (auditors_array, index, auditor_info) {
       struct TALER_EXCHANGE_AuditorInformation ai;
       int found = GNUNET_NO;
diff --git a/src/lib/exchange_api_payback.c b/src/lib/exchange_api_payback.c
index b28dc1376..c20208055 100644
--- a/src/lib/exchange_api_payback.c
+++ b/src/lib/exchange_api_payback.c
@@ -219,6 +219,7 @@ handle_payback_finished (void *cls,
     {
       GNUNET_break_op (0);
       response_code = 0;
+      break;
     }
     TALER_EXCHANGE_payback_cancel (ph);
     return;
diff --git a/src/lib/exchange_api_refresh_link.c b/src/lib/exchange_api_refresh_link.c
index 1a2fc719c..6a747d1b6 100644
--- a/src/lib/exchange_api_refresh_link.c
+++ b/src/lib/exchange_api_refresh_link.c
@@ -203,7 +203,8 @@ parse_refresh_link_ok (struct TALER_EXCHANGE_RefreshLinkHandle *rlh,
      loop once for 'session=0' in most cases.
 
      num_coins tracks the size of the 1d array we return,
-     whilst 'i' and 'session' track the 2d array. */for (session = 0; session<json_array_size (json); session++)
+     whilst 'i' and 'session' track the 2d array. *///
+  for (session = 0; session<json_array_size (json); session++)
   {
     json_t *jsona;
     struct GNUNET_JSON_Specification spec[] = {
@@ -236,9 +237,9 @@ parse_refresh_link_ok (struct TALER_EXCHANGE_RefreshLinkHandle *rlh,
   {
     unsigned int off_coin; /* index into 1d array */
     unsigned int i;
-    struct TALER_CoinSpendPrivateKeyP coin_privs[num_coins];
-    struct TALER_DenominationSignature sigs[num_coins];
-    struct TALER_DenominationPublicKey pubs[num_coins];
+    struct TALER_CoinSpendPrivateKeyP coin_privs[GNUNET_NZL (num_coins)];
+    struct TALER_DenominationSignature sigs[GNUNET_NZL (num_coins)];
+    struct TALER_DenominationPublicKey pubs[GNUNET_NZL (num_coins)];
 
     memset (sigs, 0, sizeof (sigs));
     memset (pubs, 0, sizeof (pubs));
diff --git a/src/lib/testing_api_cmd_withdraw.c b/src/lib/testing_api_cmd_withdraw.c
index b6d8b32ab..6494645ab 100644
--- a/src/lib/testing_api_cmd_withdraw.c
+++ b/src/lib/testing_api_cmd_withdraw.c
@@ -275,7 +275,7 @@ withdraw_run (void *cls,
   {
     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
                 "Failed to determine denomination key at %s\n",
-                cmd->label);
+                (NULL != cmd) ? cmd->label : "<retried command>");
     GNUNET_assert (0);
   }
   else