diff options
Diffstat (limited to 'arch/powerpc/platforms/52xx/mpc52xx_pm.c')
| -rw-r--r-- | arch/powerpc/platforms/52xx/mpc52xx_pm.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/powerpc/platforms/52xx/mpc52xx_pm.c b/arch/powerpc/platforms/52xx/mpc52xx_pm.c index 8310e8b5b57f..f0c31ae15da5 100644 --- a/arch/powerpc/platforms/52xx/mpc52xx_pm.c +++ b/arch/powerpc/platforms/52xx/mpc52xx_pm.c @@ -1,6 +1,9 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/init.h> #include <linux/suspend.h> #include <linux/io.h> +#include <linux/of_address.h> + #include <asm/time.h> #include <asm/cacheflush.h> #include <asm/mpc52xx.h> @@ -57,7 +60,7 @@ int mpc52xx_set_wakeup_gpio(u8 pin, u8 level) int mpc52xx_pm_prepare(void) { struct device_node *np; - const struct of_device_id immr_ids[] = { + static const struct of_device_id immr_ids[] = { { .compatible = "fsl,mpc5200-immr", }, { .compatible = "fsl,mpc5200b-immr", }, { .type = "soc", .compatible = "mpc5200", }, /* lite5200 */ @@ -116,7 +119,10 @@ int mpc52xx_pm_enter(suspend_state_t state) u32 intr_main_mask; void __iomem * irq_0x500 = (void __iomem *)CONFIG_KERNEL_START + 0x500; unsigned long irq_0x500_stop = (unsigned long)irq_0x500 + mpc52xx_ds_cached_size; - char saved_0x500[mpc52xx_ds_cached_size]; + char saved_0x500[0x600-0x500]; + + if (WARN_ON(mpc52xx_ds_cached_size > sizeof(saved_0x500))) + return -ENOMEM; /* disable all interrupts in PIC */ intr_main_mask = in_be32(&intr->main_mask); |