Clean up warnings from release build

4 files changed, 15 insertions, 11 deletions

diff --git a/demos/cube.c b/demos/cube.c
index 29d6c65d..17f46dca 100644
--- a/demos/cube.c
+++ b/demos/cube.c
@@ -1220,7 +1220,6 @@ void demo_prepare_cube_data_buffer(struct demo *demo)
         .memoryTypeIndex = 0,
     };
     VkMemoryRequirements mem_reqs;
-    size_t mem_reqs_size = sizeof(VkMemoryRequirements);
     uint8_t *pData;
     int i;
     mat4x4 MVP, VP;
diff --git a/demos/tri.c b/demos/tri.c
index 7ef86ffd..8d40bc4d 100644
--- a/demos/tri.c
+++ b/demos/tri.c
@@ -1103,6 +1103,7 @@ char *demo_read_spv(const char *filename, size_t *psize)
 {
     long int size;
     void *shader_code;
+    size_t retVal;
 
     FILE *fp = fopen(filename, "rb");
     if (!fp) return NULL;
@@ -1113,7 +1114,8 @@ char *demo_read_spv(const char *filename, size_t *psize)
     fseek(fp, 0L, SEEK_SET);
 
     shader_code = malloc(size);
-    fread(shader_code, size, 1, fp);
+    retVal = fread(shader_code, size, 1, fp);
+    if (!retVal) return NULL;
 
     *psize = size;
 
diff --git a/loader/loader.c b/loader/loader.c
index f89db4a8..f70830e1 100644
--- a/loader/loader.c
+++ b/loader/loader.c
@@ -1042,6 +1042,7 @@ static void loader_physical_device_extensions(
         uint32_t *count,
         struct loader_extension_list **list)
 {
+    *count = 0;
     if (layer_name == NULL || (strlen(layer_name) == 0)) {
         *count = icd->device_extension_cache[gpu_idx].count;
         *list = &icd->device_extension_cache[gpu_idx];
@@ -1827,6 +1828,7 @@ static PFN_vkVoidFunction VKAPI loader_gpa_instance_internal(VkInstance inst, co
 struct loader_icd * loader_get_icd(const VkPhysicalDevice gpu, uint32_t *gpu_index)
 {
 
+    *gpu_index = 0;
     for (struct loader_instance *inst = loader.instances; inst; inst = inst->next) {
         for (struct loader_icd *icd = inst->icds; icd; icd = icd->next) {
             for (uint32_t i = 0; i < icd->gpu_count; i++)
@@ -1896,7 +1898,7 @@ static void loader_remove_layer_lib(
         struct loader_layer_properties *layer_prop)
 {
     uint32_t idx;
-    struct loader_lib_info *new_layer_lib_list, *my_lib;
+    struct loader_lib_info *new_layer_lib_list, *my_lib = NULL;
 
     for (uint32_t i = 0; i < loader.loaded_layer_lib_count; i++) {
         if (strcmp(loader.loaded_layer_lib_list[i].lib_name, layer_prop->lib_info.lib_name) == 0) {
@@ -1907,13 +1909,14 @@ static void loader_remove_layer_lib(
         }
     }
 
-    my_lib->ref_count--;
-    if (my_lib->ref_count > 0) {
-        loader_log(VK_DBG_REPORT_DEBUG_BIT, 0,
-                   "Decrement reference count for layer library %s", layer_prop->lib_info.lib_name);
-        return;
+    if (my_lib) {
+        my_lib->ref_count--;
+        if (my_lib->ref_count > 0) {
+            loader_log(VK_DBG_REPORT_DEBUG_BIT, 0,
+                       "Decrement reference count for layer library %s", layer_prop->lib_info.lib_name);
+            return;
+        }
     }
-
     loader_platform_close_library(my_lib->lib_handle);
     loader_log(VK_DBG_REPORT_DEBUG_BIT, 0,
                "Unloading layer library %s", layer_prop->lib_info.lib_name);
diff --git a/vk_helper.py b/vk_helper.py
index b52129a7..bcff445a 100755
--- a/vk_helper.py
+++ b/vk_helper.py
@@ -972,8 +972,8 @@ class StructWrapperGen:
         sh_funcs.append("    return final_str;")
         sh_funcs.append("}")
         sh_funcs.append('%s' % lineinfo.get())
-        # Add function to return a string value for input uint32_t
-        sh_funcs.append("string string_convert_helper(const uint32_t toString, const string prefix)\n{")
+        # Add function to return a string value for input uint64_t
+        sh_funcs.append("string string_convert_helper(const uint64_t toString, const string prefix)\n{")
         sh_funcs.append("    using namespace StreamControl;")
         sh_funcs.append("    stringstream ss;")
         sh_funcs.append('    ss << toString;')