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queen: coverity 176488

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This commit is contained in:
Robbbert 2022-04-10 10:43:11 +10:00
parent 120388363e
commit 07b5dc9d47
1 changed files with 8 additions and 9 deletions
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17
src/mame/drivers/queen.cpp
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@ -48,8 +48,8 @@ public:
private:
std::unique_ptr<uint32_t[]> m_bios_ram;
std::unique_ptr<uint32_t[]> m_bios_ext_ram;
uint8_t m_mtxc_config_reg[256];
uint8_t m_piix4_config_reg[4][256];
uint8_t m_mtxc_config_reg[256]{};
uint8_t m_piix4_config_reg[4][256]{};
void bios_ext_ram_w(offs_t offset, uint32_t data, uint32_t mem_mask = ~0);
@ -165,19 +165,18 @@ void queen_state::intel82439tx_pci_w(int function, int reg, uint32_t data, uint3
uint8_t queen_state::piix4_config_r(int function, int reg)
{
if ((function >= 4) && (function <= 7))
{
return 0; // BIOS performs a brute-force scan for devices
}
// osd_printf_debug("PIIX4: read %d, %02X\n", function, reg);
return m_piix4_config_reg[function][reg];
if ((function < 4) && (reg < 256))
return m_piix4_config_reg[function][reg];
else
return 0; // BIOS performs a brute-force scan for devices
}
void queen_state::piix4_config_w(int function, int reg, uint8_t data)
{
// osd_printf_debug("%s:PIIX4: write %d, %02X, %02X\n", machine().describe_context(), function, reg, data);
m_piix4_config_reg[function][reg] = data;
if ((function < 4) && (reg < 256))
m_piix4_config_reg[function][reg] = data;
}
uint32_t queen_state::intel82371ab_pci_r(int function, int reg, uint32_t mem_mask)