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hw/char/exynos4210_uart.c: Remove unneeded handling of NULL chardev 

The handling of NULL chardevs in exynos4210_uart_create() is now
all unnecessary: we don't need to create 'null' chardevs, and we
don't need to enforce a bounds check on serial_hd().

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-id: 20180420145249.32435-10-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2018-04-20 15:52:45 +01:00
parent fc38a1120c
commit 97274d0c05
1 changed files with 0 additions and 20 deletions
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20
hw/char/exynos4210_uart.c
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@ -589,28 +589,8 @@ DeviceState *exynos4210_uart_create(hwaddr addr,
DeviceState *dev;
SysBusDevice *bus;
const char chr_name[] = "serial";
char label[ARRAY_SIZE(chr_name) + 1];
dev = qdev_create(NULL, TYPE_EXYNOS4210_UART);
if (!chr) {
if (channel >= MAX_SERIAL_PORTS) {
error_report("Only %d serial ports are supported by QEMU",
MAX_SERIAL_PORTS);
exit(1);
}
chr = serial_hd(channel);
if (!chr) {
snprintf(label, ARRAY_SIZE(label), "%s%d", chr_name, channel);
chr = qemu_chr_new(label, "null");
if (!(chr)) {
error_report("Can't assign serial port to UART%d", channel);
exit(1);
}
}
}
qdev_prop_set_chr(dev, "chardev", chr);
qdev_prop_set_uint32(dev, "channel", channel);
qdev_prop_set_uint32(dev, "rx-size", fifo_size);