diff --git a/configuration.c b/configuration.c
index af8979c63f..cd33faec0d 100644
--- a/configuration.c
+++ b/configuration.c
@@ -1480,7 +1480,7 @@ static struct config_bool_setting *populate_settings_bool(settings_t *settings,
 static struct config_float_setting *populate_settings_float(settings_t *settings, int *size)
 {
    unsigned count = 0;
-   struct config_float_setting  *tmp      = (struct config_float_setting*)malloc((*size + 1) * sizeof(struct config_float_setting));
+   struct config_float_setting  *tmp      = (struct config_float_setting*)calloc(1, (*size + 1) * sizeof(struct config_float_setting));
 
    SETTING_FLOAT("video_aspect_ratio",       &settings->floats.video_aspect_ratio, true, aspect_ratio, false);
    SETTING_FLOAT("video_scale",              &settings->floats.video_scale, false, 0.0f, false);
diff --git a/gfx/drivers/vulkan.c b/gfx/drivers/vulkan.c
index 48db5e2508..f9fb7095c0 100644
--- a/gfx/drivers/vulkan.c
+++ b/gfx/drivers/vulkan.c
@@ -808,8 +808,7 @@ static bool vulkan_init_filter_chain_preset(vk_t *vk, const char *shader_path)
 
 static bool vulkan_init_filter_chain(vk_t *vk)
 {
-   settings_t *settings = config_get_ptr();
-   const char *shader_path = retroarch_get_shader_preset();
+   const char     *shader_path = retroarch_get_shader_preset();
 
    enum rarch_shader_type type = video_shader_parse_type(shader_path, RARCH_SHADER_NONE);
 
diff --git a/verbosity.c b/verbosity.c
index 7b76838eb1..4b8dd7cc92 100644
--- a/verbosity.c
+++ b/verbosity.c
@@ -214,8 +214,8 @@ void RARCH_LOG_V(const char *tag, const char *fmt, va_list ap)
 void RARCH_LOG_BUFFER(uint8_t *data, size_t size)
 {
    unsigned i, offset;
-   int padding = size % 16;
-   uint8_t buf[16];
+   int padding     = size % 16;
+   uint8_t buf[16] = {0};
 
    RARCH_LOG("== %d-byte buffer ==================\n", size);