init vars for coverity(includes/a-e)

src/mame/includes/artmagic.h

@@ -58,7 +58,7 @@ private:
 	uint8_t m_prot_bit_index = 0U;
 	uint16_t m_prot_save = 0U;
 	typedef void (artmagic_state::*prot_func)();
-	prot_func m_protection_handler;
+	prot_func m_protection_handler{};
 	void ultennis_protection();
 	void cheesech_protection();
 	void stonebal_protection();

src/mame/includes/atarist.h

@@ -453,7 +453,7 @@ public:
 	uint16_t cache_r();
 	void cache_w(uint16_t data);
 
-	uint16_t m_cache;
+	uint16_t m_cache = 0;
 	void megaste(machine_config &config);
 	void megaste_map(address_map &map);
 

src/mame/includes/atom.h

@@ -96,7 +96,7 @@ protected:
 	bool m_pc1 = 0;
 
 	/* devices */
-	bool m_previous_i8271_int_state;
+	bool m_previous_i8271_int_state = false;
 	static void floppy_formats(format_registration &fr);
 	DECLARE_WRITE_LINE_MEMBER(cassette_output_tick);
 
@@ -131,7 +131,7 @@ private:
 	uint8_t dos_r(offs_t offset);
 
 	/* eprom state */
-	u8 m_eprom;
+	u8 m_eprom = 0;
 
 	required_device_array<generic_slot_device, 16> m_ext;
 	required_device<generic_slot_device> m_e0;

src/mame/includes/bankp.h

@@ -42,7 +42,7 @@ private:
 	int     m_scroll_x = 0;
 	int     m_priority = 0;
 
-	uint8_t m_nmi_mask;
+	uint8_t m_nmi_mask = 0;
 	void scroll_w(uint8_t data);
 	void videoram_w(offs_t offset, uint8_t data);
 	void colorram_w(offs_t offset, uint8_t data);

src/mame/includes/baraduke.h

@@ -70,8 +70,8 @@ protected:
 	required_device<namco_cus30_device> m_cus30;
 	required_device<gfxdecode_device> m_gfxdecode;
 	required_device<palette_device> m_palette;
-	tilemap_t *m_tx_tilemap;
-	tilemap_t *m_bg_tilemap[2];
+	tilemap_t *m_tx_tilemap = nullptr;
+	tilemap_t *m_bg_tilemap[2]{};
 	int m_xscroll[2]{};
 	int m_yscroll[2]{};
 	int m_copy_sprites = 0;

src/mame/includes/circus.h

@@ -57,7 +57,7 @@ private:
 	required_device<palette_device> m_palette;
 
 	/* game id */
-	int m_game_id;
+	int m_game_id = 0;
 	uint8_t circus_paddle_r();
 	void circus_videoram_w(offs_t offset, uint8_t data);
 	void circus_clown_x_w(uint8_t data);

src/mame/includes/cloak.h

@@ -58,13 +58,13 @@ private:
 	required_shared_ptr<uint8_t> m_videoram;
 	required_shared_ptr<uint8_t> m_spriteram;
 	int m_nvram_enabled = 0;
-	uint8_t m_bitmap_videoram_selected;
-	uint8_t m_bitmap_videoram_address_x;
-	uint8_t m_bitmap_videoram_address_y;
+	uint8_t m_bitmap_videoram_selected = 0;
+	uint8_t m_bitmap_videoram_address_x = 0;
+	uint8_t m_bitmap_videoram_address_y = 0;
 	std::unique_ptr<uint8_t[]> m_bitmap_videoram1;
 	std::unique_ptr<uint8_t[]> m_bitmap_videoram2;
-	uint8_t *m_current_bitmap_videoram_accessed;
-	uint8_t *m_current_bitmap_videoram_displayed;
+	uint8_t *m_current_bitmap_videoram_accessed = nullptr;
+	uint8_t *m_current_bitmap_videoram_displayed = nullptr;
 	std::unique_ptr<uint16_t[]>  m_palette_ram;
 	tilemap_t *m_bg_tilemap = nullptr;
 

src/mame/includes/crbaloon.h

@@ -50,8 +50,8 @@ private:
 	required_device<discrete_device> m_discrete;
 	required_device<gfxdecode_device> m_gfxdecode;
 
-	uint16_t m_collision_address;
-	uint8_t m_collision_address_clear;
+	uint16_t m_collision_address = 0;
+	uint8_t m_collision_address_clear = 0;
 	tilemap_t *m_bg_tilemap = nullptr;
 	uint8_t m_irq_mask = 0U;
 	void pc3092_w(offs_t offset, uint8_t data);

src/mame/includes/dkong.h

@@ -195,7 +195,7 @@ private:
 	required_shared_ptr<uint8_t> m_sprite_ram;
 
 	/* machine states */
-	uint8_t               m_hardware_type;
+	uint8_t               m_hardware_type = 0;
 	uint8_t               m_nmi_mask = 0U;
 
 	std::unique_ptr<uint8_t[]> m_decrypted;

src/mame/includes/esripsys.h

@@ -100,8 +100,8 @@ private:
 	emu_timer *m_hblank_start_timer = nullptr;
 	std::unique_ptr<uint8_t[]> m_fig_scale_table{};
 	std::unique_ptr<uint8_t[]> m_scale_table{};
-	int m_video_firq;
-	uint8_t m_bg_intensity;
+	int m_video_firq = 0;
+	uint8_t m_bg_intensity = 0;
 	void uart_w(offs_t offset, uint8_t data);
 	uint8_t uart_r();
 	uint8_t g_status_r();