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hw/arm: Simplify memory_region_init_rom() calls
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Mechanical change using the following coccinelle script:

@@
expression mr, owner, arg3, arg4, errp;
@@
-   memory_region_init_rom(mr, owner, arg3, arg4, &errp);
    if (
-       errp
+       !memory_region_init_rom(mr, owner, arg3, arg4, &errp)
    ) {
        ...
        return;
    }

and removing the local Error variable.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Manos Pitsidianakis <manos.pitsidianakis@linaro.org>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Message-Id: <20231120213301.24349-22-philmd@linaro.org>
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philmd committed Jan 5, 2024
1 parent 2198f5f commit 419d852
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Showing 3 changed files with 12 additions and 27 deletions.
13 changes: 4 additions & 9 deletions hw/arm/fsl-imx25.c
Original file line number Diff line number Diff line change
Expand Up @@ -81,7 +81,6 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp)
{
FslIMX25State *s = FSL_IMX25(dev);
uint8_t i;
Error *err = NULL;

if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) {
return;
Expand Down Expand Up @@ -281,18 +280,14 @@ static void fsl_imx25_realize(DeviceState *dev, Error **errp)
FSL_IMX25_WDT_IRQ));

/* initialize 2 x 16 KB ROM */
memory_region_init_rom(&s->rom[0], OBJECT(dev), "imx25.rom0",
FSL_IMX25_ROM0_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->rom[0], OBJECT(dev), "imx25.rom0",
FSL_IMX25_ROM0_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM0_ADDR,
&s->rom[0]);
memory_region_init_rom(&s->rom[1], OBJECT(dev), "imx25.rom1",
FSL_IMX25_ROM1_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->rom[1], OBJECT(dev), "imx25.rom1",
FSL_IMX25_ROM1_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM1_ADDR,
Expand Down
13 changes: 4 additions & 9 deletions hw/arm/fsl-imx31.c
Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,6 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp)
{
FslIMX31State *s = FSL_IMX31(dev);
uint16_t i;
Error *err = NULL;

if (!qdev_realize(DEVICE(&s->cpu), NULL, errp)) {
return;
Expand Down Expand Up @@ -188,20 +187,16 @@ static void fsl_imx31_realize(DeviceState *dev, Error **errp)
sysbus_mmio_map(SYS_BUS_DEVICE(&s->wdt), 0, FSL_IMX31_WDT_ADDR);

/* On a real system, the first 16k is a `secure boot rom' */
memory_region_init_rom(&s->secure_rom, OBJECT(dev), "imx31.secure_rom",
FSL_IMX31_SECURE_ROM_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->secure_rom, OBJECT(dev), "imx31.secure_rom",
FSL_IMX31_SECURE_ROM_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX31_SECURE_ROM_ADDR,
&s->secure_rom);

/* There is also a 16k ROM */
memory_region_init_rom(&s->rom, OBJECT(dev), "imx31.rom",
FSL_IMX31_ROM_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->rom, OBJECT(dev), "imx31.rom",
FSL_IMX31_ROM_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX31_ROM_ADDR,
Expand Down
13 changes: 4 additions & 9 deletions hw/arm/fsl-imx6.c
Original file line number Diff line number Diff line change
Expand Up @@ -109,7 +109,6 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp)
MachineState *ms = MACHINE(qdev_get_machine());
FslIMX6State *s = FSL_IMX6(dev);
uint16_t i;
Error *err = NULL;
unsigned int smp_cpus = ms->smp.cpus;

if (smp_cpus > FSL_IMX6_NUM_CPUS) {
Expand Down Expand Up @@ -423,20 +422,16 @@ static void fsl_imx6_realize(DeviceState *dev, Error **errp)
}

/* ROM memory */
memory_region_init_rom(&s->rom, OBJECT(dev), "imx6.rom",
FSL_IMX6_ROM_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->rom, OBJECT(dev), "imx6.rom",
FSL_IMX6_ROM_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX6_ROM_ADDR,
&s->rom);

/* CAAM memory */
memory_region_init_rom(&s->caam, OBJECT(dev), "imx6.caam",
FSL_IMX6_CAAM_MEM_SIZE, &err);
if (err) {
error_propagate(errp, err);
if (!memory_region_init_rom(&s->caam, OBJECT(dev), "imx6.caam",
FSL_IMX6_CAAM_MEM_SIZE, errp)) {
return;
}
memory_region_add_subregion(get_system_memory(), FSL_IMX6_CAAM_MEM_ADDR,
Expand Down

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