[PATCH] Fix numerous compiler warnings due to wrong types and remove useless typecasts

[Michael Tokarev <mjt@xxxxxxxxxx>]

This is a cleanup/fix patch that addresses numerous small
defects all around the code.

Author: Serge Hallyn <serge.hallyn@xxxxxxxxxx>
Signed-off-By: Serge Hallyn <serge.hallyn@xxxxxxxxxx>
Signed-off-By: Michael Tokarev <mjt@xxxxxxxxxx>

--- a/server/tests/basic_event_loop.c
+++ b/server/tests/basic_event_loop.c
@@ -115,7 +115,7 @@ static void watch_remove(SpiceWatch *wat
 
 static void channel_event(int event, SpiceChannelEventInfo *info)
 {
-    DPRINTF(0, "channel event con, type, id, event: %ld, %d, %d, %d",
+    DPRINTF(0, "channel event con, type, id, event: %d, %d, %d, %d",
             info->connection_id, info->type, info->id, event);
 }
 
@@ -215,8 +215,8 @@ void basic_event_loop_mainloop(void)
         if ((next_timer = get_next_timer()) != NULL) {
             calc_next_timeout(next_timer, &next_timer_timeout);
             timeout = &next_timer_timeout;
-            DPRINTF(2, "timeout of %zd.%06zd",
-                    timeout->tv_sec, timeout->tv_usec);
+            DPRINTF(2, "timeout of %d.%06d",
+                    (int) timeout->tv_sec, (int) timeout->tv_usec);
         } else {
             timeout = NULL;
         }
--- a/server/tests/test_display_base.c
+++ b/server/tests/test_display_base.c
@@ -42,7 +42,7 @@ static void test_spice_destroy_update(Si
         return;
     }
     if (update->drawable.clip.type != SPICE_CLIP_TYPE_NONE) {
-        free((uint8_t*)update->drawable.clip.data);
+        free(update->drawable.clip.data);
     }
     free(update->bitmap);
     free(update);
@@ -89,10 +89,11 @@ static void regression_test(void)
     pid = fork();
     if (pid == 0) {
         char buf[PATH_MAX];
+        char *argp[] = {NULL};
         char *envp[] = {buf, NULL};
 
         snprintf(buf, sizeof(buf), "PATH=%s", getenv("PATH"));
-        execve("regression_test.py", NULL, envp);
+        execve("regression_test.py", argp, envp);
     } else if (pid > 0) {
         return;
     }
@@ -359,7 +360,7 @@ static void create_primary_surface(Test
     surface.flags      = 0;
     surface.type       = 0;    /* unused by red_worker */
     surface.position   = 0;    /* unused by red_worker */
-    surface.mem        = (uint64_t)&test->primary_surface;
+    surface.mem        = &test->primary_surface;
     surface.group_id   = MEM_SLOT_GROUP_ID;
 
     test->width = width;
@@ -701,13 +702,14 @@ static int flush_resources(QXLInstance *
     return TRUE;
 }
 
-static void client_monitors_config(QXLInstance *qin, VDAgentMonitorsConfig *monitors_config)
+static int client_monitors_config(QXLInstance *qin, VDAgentMonitorsConfig *monitors_config)
 {
     if (!monitors_config) {
         printf("%s: NULL monitors_config\n", __func__);
     } else {
         printf("%s: %d\n", __func__, monitors_config->num_of_monitors);
     }
+    return 0;
 }
 
 QXLInterface display_sif = {
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